4. REVIEW ADDING INTEGERS
• Adding Integers-
• Adding two numbers with the same sign.Add the integers
and keep the same sign.
Friday, May 3, 13
5. REVIEW ADDING INTEGERS
• Adding Integers-
• Adding two numbers with the same sign.Add the integers
and keep the same sign.
• Adding two numbers with different signs. Subtract the
integers and take the sign of the larger number.
Friday, May 3, 13
6. REVIEW ADDING INTEGERS
• Adding Integers-
• Adding two numbers with the same sign.Add the integers
and keep the same sign.
• Adding two numbers with different signs. Subtract the
integers and take the sign of the larger number.
• 3 + 3 = 6 -3 + -5 = -8
Friday, May 3, 13
7. REVIEW ADDING INTEGERS
• Adding Integers-
• Adding two numbers with the same sign.Add the integers
and keep the same sign.
• Adding two numbers with different signs. Subtract the
integers and take the sign of the larger number.
• 3 + 3 = 6 -3 + -5 = -8
• 3 + -5 = -2
Friday, May 3, 13
11. REVIEW SUBTRACTING INTEGERS
• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
Friday, May 3, 13
12. REVIEW SUBTRACTING INTEGERS
• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
• Change the sign of the second integer.
Friday, May 3, 13
13. REVIEW SUBTRACTING INTEGERS
• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
• Change the sign of the second integer.
• Use the rules for addition.
Friday, May 3, 13
14. REVIEW SUBTRACTING INTEGERS
• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
• Change the sign of the second integer.
• Use the rules for addition.
• 3 - (-4) = 3 + 4 = 7
Friday, May 3, 13
15. REVIEW SUBTRACTING INTEGERS
• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
• Change the sign of the second integer.
• Use the rules for addition.
• 3 - (-4) = 3 + 4 = 7
• -4 - 6 = -4 + (-6) = -10
Friday, May 3, 13
17. REVIEW MULTIPLY/DIVIDE INTEGERS
• When you multiply or divide two integers with the same sign
the answer is always positive.
Friday, May 3, 13
18. REVIEW MULTIPLY/DIVIDE INTEGERS
• When you multiply or divide two integers with the same sign
the answer is always positive.
• When you multiply or divide two integers with different signs
the answer is always negative.
Friday, May 3, 13
19. REVIEW MULTIPLY/DIVIDE INTEGERS
• When you multiply or divide two integers with the same sign
the answer is always positive.
• When you multiply or divide two integers with different signs
the answer is always negative.
• 3*3=9 -3*-3=9 -3/-3=1 3/3=1
Friday, May 3, 13
20. REVIEW MULTIPLY/DIVIDE INTEGERS
• When you multiply or divide two integers with the same sign
the answer is always positive.
• When you multiply or divide two integers with different signs
the answer is always negative.
• 3*3=9 -3*-3=9 -3/-3=1 3/3=1
• -3*3=-9 -10/5=-2
Friday, May 3, 13
24. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
Friday, May 3, 13
25. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
Friday, May 3, 13
26. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
Friday, May 3, 13
27. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
Friday, May 3, 13
28. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
Friday, May 3, 13
29. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
How many parts of this object has
been filled.
Friday, May 3, 13
30. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
How many parts of this object has
been filled.
1
4
Friday, May 3, 13
31. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
How many parts of this object has
been filled.
Friday, May 3, 13
32. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
How many parts of this object has
been filled.
Friday, May 3, 13
33. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
How many parts of this object has
been filled.
2
4
Friday, May 3, 13
34. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
How many parts of this object has
been filled.
2
4
or
Friday, May 3, 13
35. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
How many parts of this object has
been filled.
2
4
1
2
or
Friday, May 3, 13
36. Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separated
into 4 parts.
How many parts of this object has
been filled.
2
4
1
2
or This is reducing or simplifying the fraction
Friday, May 3, 13
40. ADDING FRACTIONS
• Fraction consist of two numbers a numerator and a
denominator.
• The numerator is the top number and the denominator is the
bottom number.
Friday, May 3, 13
45. Numerator
Denominator
To add or subtracting two fractions with the same
denominator
add the numerators and place that number
over the common denominator.
Adding/Subtracting fractions with the same
denominator
Friday, May 3, 13
48. ADDING FRACTIONS WITH UNLIKE DENOMINATORS
• Find the Least Common Denominator (LCD) of the fractions
Friday, May 3, 13
49. ADDING FRACTIONS WITH UNLIKE DENOMINATORS
• Find the Least Common Denominator (LCD) of the fractions
• Rename the fractions to have the LCD
Friday, May 3, 13
50. ADDING FRACTIONS WITH UNLIKE DENOMINATORS
• Find the Least Common Denominator (LCD) of the fractions
• Rename the fractions to have the LCD
• Add the numerators
Friday, May 3, 13
51. ADDING FRACTIONS WITH UNLIKE DENOMINATORS
• Find the Least Common Denominator (LCD) of the fractions
• Rename the fractions to have the LCD
• Add the numerators
• Simplify the fraction
Friday, May 3, 13
