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Multiplication et division des nombres relatifs Classe EB7

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Multiplication et division des nombres relatifs Classe EB7

Multiplication et division des nombres relatifs Classe EB7

(7) Lesson 5.7 - Subtract Linear Expressions

To subtract two linear expressions:
1. Arrange the like terms in column form with the subtrahend expression underneath the minuend.
2. Take the additive inverse of the subtrahend expression by changing the sign of each term.
3. Add the subtrahend expression with its inverse to the minuend expression.
4. Simplify the resulting expression.

Polynomial equations

This document discusses finding the real roots of polynomial equations. It states that a polynomial of degree n can have at most n real roots. It then provides examples of factorizing polynomials into their linear factors to find their roots. Finally, it lists 5 polynomial equations and asks the reader to find the roots of each by factorizing.

Quadraticequation

This document discusses quadratic equations, including:
1) Recognizing quadratic equations in the form ax^2 + bx + c and their characteristics.
2) Methods to solve quadratic equations including factoring, completing the square, and the quadratic formula.
3) Forming a quadratic equation given its two roots.
4) The relationship between the discriminant (Δ) and the nature of the roots, whether they are real/distinct, real/equal, or imaginary.

Grade 6 week 2.pptx

This document provides lessons on dividing fractions. It begins with the learning competencies and standards for dividing simple fractions and mixed fractions. Examples are provided to demonstrate how to divide fractions by other fractions or whole numbers. The steps are to get the reciprocal of the divisor, apply cancellation if possible, then multiply the numerators and denominators. Mixed numbers should first be converted to improper fractions before dividing. Multiple choice questions assess understanding of dividing fractions. The assignment involves dividing the total amount of wax Mang Ambo has into portions for making candles.

Index laws ppt

Here are the solutions to the more difficult examples:
1) 43 x 47 / 46 = 43+7-6 = 44
2) 6p8 x 3p3 / 9p4 x p7 = 6p8+3-4-7 = 6p0 = 1
3) 83 / 85 = 83-5 = 78
4) (4-1)3 = (-1)3 = -1

Simplifying basic radical expressions

This document provides instructions and examples for simplifying radical expressions. It defines a radical as a square root expression. It then provides 5 problems with step-by-step explanations and solutions for simplifying radical expressions by finding perfect squares under the radical signs. The problems cover simplifying radicals of variables, combining like radicals, and simplifying fractional radicals.

Adding And Subtracting Fractions

The document discusses methods for adding and subtracting fractions using the Criss-Cross Smiley Face method. It provides examples of adding and subtracting both positive and negative numbers. It then has a skills review section with questions about adding, subtracting and multiplying positive and negative numbers. The final sections provide practice problems for students to apply the Criss-Cross Smiley Face method for adding and subtracting fractions.

Multiplication et division des nombres relatifs Classe EB7

Multiplication et division des nombres relatifs Classe EB7

(7) Lesson 5.7 - Subtract Linear Expressions

To subtract two linear expressions:
1. Arrange the like terms in column form with the subtrahend expression underneath the minuend.
2. Take the additive inverse of the subtrahend expression by changing the sign of each term.
3. Add the subtrahend expression with its inverse to the minuend expression.
4. Simplify the resulting expression.

Polynomial equations

This document discusses finding the real roots of polynomial equations. It states that a polynomial of degree n can have at most n real roots. It then provides examples of factorizing polynomials into their linear factors to find their roots. Finally, it lists 5 polynomial equations and asks the reader to find the roots of each by factorizing.

Quadraticequation

This document discusses quadratic equations, including:
1) Recognizing quadratic equations in the form ax^2 + bx + c and their characteristics.
2) Methods to solve quadratic equations including factoring, completing the square, and the quadratic formula.
3) Forming a quadratic equation given its two roots.
4) The relationship between the discriminant (Δ) and the nature of the roots, whether they are real/distinct, real/equal, or imaginary.

Grade 6 week 2.pptx

This document provides lessons on dividing fractions. It begins with the learning competencies and standards for dividing simple fractions and mixed fractions. Examples are provided to demonstrate how to divide fractions by other fractions or whole numbers. The steps are to get the reciprocal of the divisor, apply cancellation if possible, then multiply the numerators and denominators. Mixed numbers should first be converted to improper fractions before dividing. Multiple choice questions assess understanding of dividing fractions. The assignment involves dividing the total amount of wax Mang Ambo has into portions for making candles.

Index laws ppt

Here are the solutions to the more difficult examples:
1) 43 x 47 / 46 = 43+7-6 = 44
2) 6p8 x 3p3 / 9p4 x p7 = 6p8+3-4-7 = 6p0 = 1
3) 83 / 85 = 83-5 = 78
4) (4-1)3 = (-1)3 = -1

Simplifying basic radical expressions

This document provides instructions and examples for simplifying radical expressions. It defines a radical as a square root expression. It then provides 5 problems with step-by-step explanations and solutions for simplifying radical expressions by finding perfect squares under the radical signs. The problems cover simplifying radicals of variables, combining like radicals, and simplifying fractional radicals.

Adding And Subtracting Fractions

The document discusses methods for adding and subtracting fractions using the Criss-Cross Smiley Face method. It provides examples of adding and subtracting both positive and negative numbers. It then has a skills review section with questions about adding, subtracting and multiplying positive and negative numbers. The final sections provide practice problems for students to apply the Criss-Cross Smiley Face method for adding and subtracting fractions.

Factoring quadratic expressions

1) There are several methods for solving quadratic equations, including factoring, graphing, using the quadratic formula, and completing the square.
2) Factoring involves expressing the quadratic expression as a product of two linear factors. Methods for factoring include finding the greatest common factor, using factor diamonds, grouping, and the borrowing method.
3) The document provides examples of solving quadratics using various factoring techniques and practicing additional problems.

Negative exponents

The document discusses completing a BSN lesson, MAP testing continuing, and no live class being held that day. It also covers lessons on negative exponents, including determining patterns from tables, evaluating expressions with negative exponents, and simplifying those expressions using properties of exponents. The agenda reviews rules for exponents and evaluates expressions with negative exponents, working through an example of 35 ∙ 3-5 and explaining how to change a negative exponent to a positive using the reciprocal. It concludes by instructing students to complete the BSN lesson, use other resources as needed, and get help if required.

Applications of rational equations powerpoint

1) Hannah and Kendrick need to clean two stretches of beach. Working together, it will take them 3.75 hours to clean one stretch and 7.5 hours to clean both stretches.
2) Tony sails 90 miles round trip in 10 hours. With a 20 mph current, his speed in still water is 25 mph.
3) Down East Kayaks' tour covers 10 miles in 3 hours. With a 6 mph kayaking speed, the current is 4 mph.
4) Joyce needs to mix 12 ml of a 15% citric acid solution with 54 ml of a 70% solution to make 60 ml of a 60% citric acid solution.

Lesson 1- Math 10 - W1Q1_ Arithmetic Sequences and Series.pptx

Here are the steps to solve these problems:
1) Given: a1 = 15, d = -6, n = 73
Use the formula: an = a1 + (n - 1)d
a73 = 15 + (73 - 1)(-6) = 15 - 432 = -417
2) Given: a1 = -1, d = 5, n = 28
Use the formula: an = a1 + (n - 1)d
a28 = -1 + (28 - 1)(5) = -1 + 135 = 134
3) Given: a1 = 5 seats, d = 3 additional seats, n = 42 rows
Use the formula: an

Adding and subtracting fractions with like denominators

To add fractions with the same denominator:
1) Add the numerators and keep the denominators the same
2) Simplify or reduce the fraction by finding the greatest common factor of the numerator and denominator and dividing both by it
3) An improper fraction resulting from the addition can be converted to a mixed number by dividing the numerator by the denominator and writing any remainder over the original denominator

Subtracting Fractions from Mixed Number

it deals abut the process of subtracting fractions from mixed number... hope it will help you...

(Math 6 Q1 Wk 1 L2) - Addition and Subtraction of Dissimilar Fractions PPT.pptx

This document provides examples and explanations for adding and subtracting fractions with unlike denominators. It discusses finding the least common denominator and converting fractions to have similar denominators before combining. Some key steps shown include dividing the LCD by the original denominator and multiplying the quotient by the numerator. Students are provided with multiple practice problems performing these operations and reducing fractional answers to their lowest terms.

Factoring Trinomials

1. The document discusses various methods for factoring trinomials, including using algebra tiles and looking for pairs of numbers that multiply to the constant term and add to the coefficient of the middle term.
2. It provides examples of factoring different types of trinomials step-by-step, including those with and without leading coefficients.
3. Some trinomials cannot be factored, like those where the pairs of numbers do not add up to the middle coefficient, making the expression prime.

Solving One Step Inequalities

Adapted version of power point. Not all answers are given in power point so use this power point to refresh your skills.

Zeros of a polynomial function

The document discusses polynomial functions and their roots. It begins by defining that the roots of a polynomial function are the values of x that make the function equal to 0. It then provides examples of finding the roots of linear and quadratic equations. Next, it introduces the Rational Root Theorem, which states that possible rational roots must be factors of the constant term and leading coefficient. Examples are given to demonstrate applying the theorem. The document concludes by using synthetic division to find all three roots of a cubic polynomial given one known root.

Quadratic Equations in One Variables.pptx

The document discusses solving quadratic equations in one variable of the form ax^2 + bx + c = 0. It provides examples of quadratic equations and shows how to rewrite them in standard form. It then covers methods for solving quadratic equations, including extracting square roots, factoring, completing the square, and using the quadratic formula. It also discusses the nature of the roots based on the discriminant and provides rules for determining the sum and product of the roots.

Polynomial Function and Synthetic Division

This presentation explains the basic information about Polynomial Function and Synthetic Division. Examples were given about easy ways to divide polynomial function using synthetic division. It also contains the steps on how to perform the division method of polynomial functions.

4.3 simplifying fractions

This document provides instruction on simplifying fractions. It discusses finding the greatest common factor (GCF) to simplify fractions by dividing the numerator and denominator by the GCF. Examples are provided of simplifying fractions with numbers and variables, including evaluating expressions by substituting values for variables. Students are guided in practicing these skills and assigned homework problems applying the concepts.

properties of exponents

The document summarizes properties of exponents including the product, power, and quotient properties. It provides examples of applying each property to simplify exponential expressions. For example, it shows that the product property allows rewriting (-5)4 * (-5)5 as (-5)4+5 = (-5)9 = -1953125. It also introduces scientific notation and provides an example of rewriting 131,400,000,000 as 1.314 x 1011 by moving the decimal 11 places to the right.

Factoring Perfect Square Trinomial

The document discusses perfect square trinomials and how to factor them. It provides examples of factoring various square trinomials using the properties that the first and last terms must be perfect squares, and the middle term must be twice the product of the square roots of the first and last terms. It then has students practice factoring several square trinomial examples on their own.

Finding the sum of a geometric sequence

Two sample problems on how to find the sum of a geometric sequence. One problem has a common ratio value that is less than 1, and the other has a common ratio value larger than 1.

Index Notation

The document discusses index notation and how it is used to represent repeated multiplication. It covers the basic rules for multiplying and dividing terms with the same base, including adding/subtracting the indices. It also discusses zero and negative indices, and how numbers raised to the power of 0 or negative powers can be evaluated. Key rules covered are a^m × a^n = a^(m+n), a^m ÷ a^n = a^(m-n), a^0 = 1, and a^-n = 1/a^n.

Division

This document provides an explanation of the steps involved in one-digit division. It defines division as splitting into equal parts or groups, and identifies the key parts in a division problem: the dividend, divisor, quotient, and sometimes remainder. The document then outlines the 5 steps to perform one-digit division: 1) divide, 2) multiply, 3) subtract, 4) bring down, 5) repeat or give the remainder. It works through an example problem of 947 divided by 2 to demonstrate how to apply the steps.

Sec 3 A Maths Notes Indices

1. The document discusses solving exponential equations with one, two, or three terms using properties of exponents such as changing bases to the same term and equating powers.
2. Examples are provided for solving two-term exponential equations by making the bases equal and equations with three terms by substituting variables, changing bases to the same term, and equating powers.
3. Solving exponential equations as products using properties such as treating exponents as multipliers is also demonstrated through examples.

Simplifying expressions

This document provides an overview of simplifying algebraic expressions. It discusses algebraic expressions and examples. The key skills covered are using the distributive property to simplify expressions involving grouping symbols and combining like terms. Examples are provided to demonstrate simplifying expressions using these skills along with evaluating expressions by substituting values for variables.

Racines carrées EB8.pdf

Maths - Classe EB8
- Racines carrées
- Exercices

Notes de cours nb entier

Notes de cours du module 2 sur les nombres entiers

Factoring quadratic expressions

1) There are several methods for solving quadratic equations, including factoring, graphing, using the quadratic formula, and completing the square.
2) Factoring involves expressing the quadratic expression as a product of two linear factors. Methods for factoring include finding the greatest common factor, using factor diamonds, grouping, and the borrowing method.
3) The document provides examples of solving quadratics using various factoring techniques and practicing additional problems.

Negative exponents

The document discusses completing a BSN lesson, MAP testing continuing, and no live class being held that day. It also covers lessons on negative exponents, including determining patterns from tables, evaluating expressions with negative exponents, and simplifying those expressions using properties of exponents. The agenda reviews rules for exponents and evaluates expressions with negative exponents, working through an example of 35 ∙ 3-5 and explaining how to change a negative exponent to a positive using the reciprocal. It concludes by instructing students to complete the BSN lesson, use other resources as needed, and get help if required.

Applications of rational equations powerpoint

1) Hannah and Kendrick need to clean two stretches of beach. Working together, it will take them 3.75 hours to clean one stretch and 7.5 hours to clean both stretches.
2) Tony sails 90 miles round trip in 10 hours. With a 20 mph current, his speed in still water is 25 mph.
3) Down East Kayaks' tour covers 10 miles in 3 hours. With a 6 mph kayaking speed, the current is 4 mph.
4) Joyce needs to mix 12 ml of a 15% citric acid solution with 54 ml of a 70% solution to make 60 ml of a 60% citric acid solution.

Lesson 1- Math 10 - W1Q1_ Arithmetic Sequences and Series.pptx

Here are the steps to solve these problems:
1) Given: a1 = 15, d = -6, n = 73
Use the formula: an = a1 + (n - 1)d
a73 = 15 + (73 - 1)(-6) = 15 - 432 = -417
2) Given: a1 = -1, d = 5, n = 28
Use the formula: an = a1 + (n - 1)d
a28 = -1 + (28 - 1)(5) = -1 + 135 = 134
3) Given: a1 = 5 seats, d = 3 additional seats, n = 42 rows
Use the formula: an

Adding and subtracting fractions with like denominators

To add fractions with the same denominator:
1) Add the numerators and keep the denominators the same
2) Simplify or reduce the fraction by finding the greatest common factor of the numerator and denominator and dividing both by it
3) An improper fraction resulting from the addition can be converted to a mixed number by dividing the numerator by the denominator and writing any remainder over the original denominator

Subtracting Fractions from Mixed Number

it deals abut the process of subtracting fractions from mixed number... hope it will help you...

(Math 6 Q1 Wk 1 L2) - Addition and Subtraction of Dissimilar Fractions PPT.pptx

This document provides examples and explanations for adding and subtracting fractions with unlike denominators. It discusses finding the least common denominator and converting fractions to have similar denominators before combining. Some key steps shown include dividing the LCD by the original denominator and multiplying the quotient by the numerator. Students are provided with multiple practice problems performing these operations and reducing fractional answers to their lowest terms.

Factoring Trinomials

1. The document discusses various methods for factoring trinomials, including using algebra tiles and looking for pairs of numbers that multiply to the constant term and add to the coefficient of the middle term.
2. It provides examples of factoring different types of trinomials step-by-step, including those with and without leading coefficients.
3. Some trinomials cannot be factored, like those where the pairs of numbers do not add up to the middle coefficient, making the expression prime.

Solving One Step Inequalities

Adapted version of power point. Not all answers are given in power point so use this power point to refresh your skills.

Zeros of a polynomial function

The document discusses polynomial functions and their roots. It begins by defining that the roots of a polynomial function are the values of x that make the function equal to 0. It then provides examples of finding the roots of linear and quadratic equations. Next, it introduces the Rational Root Theorem, which states that possible rational roots must be factors of the constant term and leading coefficient. Examples are given to demonstrate applying the theorem. The document concludes by using synthetic division to find all three roots of a cubic polynomial given one known root.

Quadratic Equations in One Variables.pptx

The document discusses solving quadratic equations in one variable of the form ax^2 + bx + c = 0. It provides examples of quadratic equations and shows how to rewrite them in standard form. It then covers methods for solving quadratic equations, including extracting square roots, factoring, completing the square, and using the quadratic formula. It also discusses the nature of the roots based on the discriminant and provides rules for determining the sum and product of the roots.

Polynomial Function and Synthetic Division

This presentation explains the basic information about Polynomial Function and Synthetic Division. Examples were given about easy ways to divide polynomial function using synthetic division. It also contains the steps on how to perform the division method of polynomial functions.

4.3 simplifying fractions

This document provides instruction on simplifying fractions. It discusses finding the greatest common factor (GCF) to simplify fractions by dividing the numerator and denominator by the GCF. Examples are provided of simplifying fractions with numbers and variables, including evaluating expressions by substituting values for variables. Students are guided in practicing these skills and assigned homework problems applying the concepts.

properties of exponents

The document summarizes properties of exponents including the product, power, and quotient properties. It provides examples of applying each property to simplify exponential expressions. For example, it shows that the product property allows rewriting (-5)4 * (-5)5 as (-5)4+5 = (-5)9 = -1953125. It also introduces scientific notation and provides an example of rewriting 131,400,000,000 as 1.314 x 1011 by moving the decimal 11 places to the right.

Factoring Perfect Square Trinomial

The document discusses perfect square trinomials and how to factor them. It provides examples of factoring various square trinomials using the properties that the first and last terms must be perfect squares, and the middle term must be twice the product of the square roots of the first and last terms. It then has students practice factoring several square trinomial examples on their own.

Finding the sum of a geometric sequence

Two sample problems on how to find the sum of a geometric sequence. One problem has a common ratio value that is less than 1, and the other has a common ratio value larger than 1.

Index Notation

The document discusses index notation and how it is used to represent repeated multiplication. It covers the basic rules for multiplying and dividing terms with the same base, including adding/subtracting the indices. It also discusses zero and negative indices, and how numbers raised to the power of 0 or negative powers can be evaluated. Key rules covered are a^m × a^n = a^(m+n), a^m ÷ a^n = a^(m-n), a^0 = 1, and a^-n = 1/a^n.

Division

This document provides an explanation of the steps involved in one-digit division. It defines division as splitting into equal parts or groups, and identifies the key parts in a division problem: the dividend, divisor, quotient, and sometimes remainder. The document then outlines the 5 steps to perform one-digit division: 1) divide, 2) multiply, 3) subtract, 4) bring down, 5) repeat or give the remainder. It works through an example problem of 947 divided by 2 to demonstrate how to apply the steps.

Sec 3 A Maths Notes Indices

1. The document discusses solving exponential equations with one, two, or three terms using properties of exponents such as changing bases to the same term and equating powers.
2. Examples are provided for solving two-term exponential equations by making the bases equal and equations with three terms by substituting variables, changing bases to the same term, and equating powers.
3. Solving exponential equations as products using properties such as treating exponents as multipliers is also demonstrated through examples.

Simplifying expressions

This document provides an overview of simplifying algebraic expressions. It discusses algebraic expressions and examples. The key skills covered are using the distributive property to simplify expressions involving grouping symbols and combining like terms. Examples are provided to demonstrate simplifying expressions using these skills along with evaluating expressions by substituting values for variables.

Factoring quadratic expressions

Factoring quadratic expressions

Negative exponents

Negative exponents

Applications of rational equations powerpoint

Applications of rational equations powerpoint

Lesson 1- Math 10 - W1Q1_ Arithmetic Sequences and Series.pptx

Lesson 1- Math 10 - W1Q1_ Arithmetic Sequences and Series.pptx

Adding and subtracting fractions with like denominators

Adding and subtracting fractions with like denominators

Subtracting Fractions from Mixed Number

Subtracting Fractions from Mixed Number

(Math 6 Q1 Wk 1 L2) - Addition and Subtraction of Dissimilar Fractions PPT.pptx

(Math 6 Q1 Wk 1 L2) - Addition and Subtraction of Dissimilar Fractions PPT.pptx

Factoring Trinomials

Factoring Trinomials

Solving One Step Inequalities

Solving One Step Inequalities

Zeros of a polynomial function

Zeros of a polynomial function

Quadratic Equations in One Variables.pptx

Quadratic Equations in One Variables.pptx

Polynomial Function and Synthetic Division

Polynomial Function and Synthetic Division

4.3 simplifying fractions

4.3 simplifying fractions

properties of exponents

properties of exponents

Factoring Perfect Square Trinomial

Factoring Perfect Square Trinomial

Finding the sum of a geometric sequence

Finding the sum of a geometric sequence

Index Notation

Index Notation

Division

Division

Sec 3 A Maths Notes Indices

Sec 3 A Maths Notes Indices

Simplifying expressions

Simplifying expressions

Racines carrées EB8.pdf

Maths - Classe EB8
- Racines carrées
- Exercices

Notes de cours nb entier

Notes de cours du module 2 sur les nombres entiers

Expressions algébriques EB7.pdf

Maths classe EB7
Chapitre Expressions algébriques
- Définition d'une expression algébrique
- Additionner, soustraire et multiplier des expressions algébriques
- Des exercices d'application

Développement et Factorisation EB7.pdf

Maths classe EB7
- Développement et factorisation
- Exercices d'application

Fractions EB7.pdf

Fractions EB7

Racines carrées EB8.pdf

Racines carrées EB8.pdf

Notes de cours nb entier

Notes de cours nb entier

Expressions algébriques EB7.pdf

Expressions algébriques EB7.pdf

Développement et Factorisation EB7.pdf

Développement et Factorisation EB7.pdf

4ème opérations de relatifs 2012

4ème opérations de relatifs 2012

Fractions EB7.pdf

Fractions EB7.pdf

Parallélogrammes EB8.pdf

Maths - Classe EB8
- Parallélogrammes
- Caractéristiques d'un parallélogramme
-Exercices

Nombres premiers EB7.pdf

Nombres premiers EB7

Repérage Classe EB7

Repérage Classe EB7

Géométrie Classe EB7

Géométrie Classe EB7
- Droite, demi-droite et segment
- Angles et bissectrice
- Définition, propriété et réciproque de la médiatrice
- Symétrie

Puissances Classe EB7

Puissances Classe EB7

La division (1)

C'est un PowerPoint que j'ai crée dans le but de comprendre la division et il contient un exercice pour s'entraîner !

Mesure de longueurs

C'est un power point qui aide les élèves à savoir mesurer des segments et savoir tracer des segments.

Les solides

C'est un power point qui permet à l'apprenant de tester ses connaissances en jouant...

Parallélogrammes EB8.pdf

Parallélogrammes EB8.pdf

Nombres premiers EB7.pdf

Nombres premiers EB7.pdf

Repérage Classe EB7

Repérage Classe EB7

Géométrie Classe EB7

Géométrie Classe EB7

Puissances Classe EB7

Puissances Classe EB7

La division (1)

La division (1)

Mesure de longueurs

Mesure de longueurs

Les solides

Les solides

Veille Audocdi 90 - mois de juin 2024.pdf

Veille Audocdi 90 - mois de juin 2024

Proyecto Erasmus Jardineros y jardineras de paz

Proyecto Erasmus KA122
2023-2024

Dimensionnement réseau de transmission pour un réseau GSM-R - AIT KADDOUR Ghi...

Dimensionnement réseau de transmission pour un réseau GSM-R

BATIMENT 5.pptx. Fil français tourné en France

Power-point sur un film français réalisé par par Ladj Ly dans la banlieueparisienne.

Bibliothèque de L'Union - Bilan de l'année 2023

Bilan de l'année 2023 présenté lors de l'Assemblée Générale 2024 pour la Bibliothèque Plaisir de Lire de L'Union (31240).

Textes de famille concernant les guerres V2.pdf

Différents textes relatifs à des épisodes de guerre, écrits par, ou concernant des membres de ma famille. Cette deuxième version est augmentée et passe de 88 à 128 pages. Les textes sont classés dans l'ordre chronologiques :
Guerres napoléoniennes,
Première guerre mondiale,
Deuxième guerre mondiale.
Bonne lecture,
Michel Bruley

Veille Audocdi 90 - mois de juin 2024.pdf

Veille Audocdi 90 - mois de juin 2024.pdf

Proyecto Erasmus Jardineros y jardineras de paz

Proyecto Erasmus Jardineros y jardineras de paz

Dimensionnement réseau de transmission pour un réseau GSM-R - AIT KADDOUR Ghi...

Dimensionnement réseau de transmission pour un réseau GSM-R - AIT KADDOUR Ghi...

BATIMENT 5.pptx. Fil français tourné en France

BATIMENT 5.pptx. Fil français tourné en France

Presentation powerpoint sur la filiere electrotechnique

Presentation powerpoint sur la filiere electrotechnique

Bibliothèque de L'Union - Bilan de l'année 2023

Bibliothèque de L'Union - Bilan de l'année 2023

Textes de famille concernant les guerres V2.pdf

Textes de famille concernant les guerres V2.pdf

- 1. Addition et soustraction des nombres relatifs Classe : EB7 Matière : Mathématiques Préparé par : Jennifer TOMKO 1
- 2. PLAN Addition de deux nombres relatifs Soustraction de deux nombres relatifs 2 Jennifer TOMKO
- 3. Addition et soustraction de deux nombres relatifs 0 −1 −2 −3 −4 −5 −6 −7 +7 +6 +5 +4 +3 +2 +1 𝑥 𝑥’ +1 + 4 = +5 3 Jennifer TOMKO
- 4. 0 −1 −2 −3 −4 −5 −6 −7 +7 +6 +5 +4 +3 +2 +1 𝑥 𝑥’ −3 + 4 = +1 Addition et soustraction de deux nombres relatifs 4 Jennifer TOMKO
- 5. +5 + 7 = +5 + 7 = +12 −5 + 7 = −5 + 7 = + 2 +6 − 10 = +6 − 10 = − 4 −5 − 7 = −5 − 7 = − 12 Addition et soustraction de deux nombres relatifs +3 + +7 = +3 + 7 = +10 −3 + −7 = −3 − 7 = −10 5 Jennifer TOMKO
- 6. Pour additionner deux nombres relatifs de même signe : • on additionne leurs distances à zéro • on écrit ce résultat précédé du signe des deux nombres Addition et soustraction de deux nombres relatifs +5 + +4 = −5 + −4 = Pour additionner deux nombres relatifs de signes contraires : • on calcule la différence de leurs distances à zéro • on écrit ce résultat précédé du signe du nombre qui a la plus grande distance à zéro +7 + −2 = −7 + +2 = + 9 − 9 +5 −5 6 Jennifer TOMKO La somme de deux nombres opposés est égale à zéro. +3 + −3 = 0
- 7. Pour calculer la différence de deux nombres relatifs, on ajoute au premier l’opposé du second. Addition et soustraction de deux nombres relatifs +10 − −1 = +10 + +1 = 7 Jennifer TOMKO +11
- 8. 𝐴 = +5 + 7 − 10 + 6 − 2 + 12 − 7 Addition et soustraction des nombres relatifs 𝐴 = +30 − 19 𝐴 = 11 𝐵 = −4,9 + 3,5 + 5 − 12 + 3 + 9 − 10 𝐵 = − 26,9 + 20,5 𝐵 = −6,4 8 Jennifer TOMKO