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# Math 7 Dividing Fractions

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by

## Heidi Kling

on 27 September 2012

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#### Transcript of Math 7 Dividing Fractions

DIVIDING FRACTIONS Any two numbers with the
product of 1 are called reciprocals. What is a RECIPROCAL? 1
5 5
1 1
3 FIND THE RECIPROCALS. -1
8 2
5 STEPS to Dividing by Fractions
1. Change all whole numbers and mixed numbers to improper fractions.
2. Flip (or invert) the second fraction and multiply. This step is also called multiplying by the reciprocal.
3. Simplify MULTIPLY BY THE RECIPROCAL 6 1
3 ÷ = 6
1 3
1 x = 6 3
1 x EXAMPLE 1: ÷ -1
2 ÷ 1
3 the
reciprocal
of is or 5 Example 4: 1 3
4 ( ) 2
3 3 Example 2 Example 3 -3
5 -1
4 ( ) ÷ ___ __ Example 5 Example 6 6 ÷ 1
2 __ means "how many groups of 1/2 are in 6?"
Full transcript