This document discusses operations with fractions such as addition, subtraction, multiplication, and division of fractions and mixed numbers. It provides steps for changing mixed numbers to improper fractions and vice versa. It also outlines the process for adding and subtracting fractions including finding the lowest common denominator and keeping or reducing the denominator.

1. September 16, 2013
On page 8 –
I can add, subtract, multiply and divide
fractions and mixed numbers
Do Now:
How do you feel about working with fractions?
(Do not copy the question. Restate the
question in your answer. Make sure you are
using complete sentences).

2. Operations with Fractions
9/16/13
• Operations with Fractions foldable (6-flap
foldable)

3. Step 1 – Stagger three sheet of
copy paper

4. Step 2 – Fold the top of the papers
to meet the bottom about an inch.

5. Step 3 – Crease the fold and staple
the top.

6. Step 4 – Label each flap

7. Step 5 – Copy the Vocabulary term.

8. • Proper fractions
– fractions whose numerators are less than their
denominators
• Improper fractions
– Fractions whose denominators are less than their
numerators
• Mixed numbers
– Numbers with whole numbers and a proper fraction
• Reciprocal
– A pair of factors whose product is equal to one (1)
VOCABULARY

9. Mixed Numbers  Improper Fractions
• Multiply whole number by
denominator
• Add numerator
• Denominator keep!
• Divide numerator by
denominator
• Use quotient as whole
number
• Write remainder as
numerator
• Keep denominator
MAD
TIBO
13 x 3 = 39
39 + 9 = 48
48
13
9 44)
4
-36
8
4
8
9

10. Adding & Subtracting
Adding Fractions
• Find LCD if denominators are
unlike.
• Find equivalent fractions using
the LCD.
• Add the numerators. Keep the
denominator.
• Add the whole numbers, if
needed.
• Simplify.
2
5
6
+1
4
5
=
LCD = 30
2
5
6
= 2
30
1
4
5
=1
30
25
24
49
30
3
4
19
30