1. Opposite of Multiplication
Fraction Division
Opposite of Multiplication

2. The opposite number:
Invert
Called the reciprocal

3. To Divide
Invert the second number
Multiply

4. Steps Change Whole numbers and mixed numbers to improper fractions
Invert the second fraction (the divisor) and multiply
Cancel if you can
Multiply numerator by numerator and denominator by denominator.

5. Examples

8. Word Problems

9. Commutative Multiplication is commutative 3x4 = 4x3
Is division commutative?
NO!

10. Division The order matters
When working word problems, be careful what order you write the problem.
The thing being split, cut, sorted, shared, divided, or grouped goes first.
How many pieces or how big goes second.

11. Fran puts 5 1/3 lbs of chocolate in 2/3 lb containers
Fran puts 5 1/3 lbs of chocolate in 2/3 lb containers. How many containers?
Chocolate is first as it is split.
Total divided by How Big is How Many.
8 containers.

12. elements