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Fraction Division

Fraction Division. Opposite of Multiplication. The opposite number:. Invert Called the reciprocal. To Divide. Invert the second number Multiply. Steps. Change Whole numbers and mixed numbers to improper fractions Invert the second fraction (the divisor) and multiply Cancel if you can

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Fraction Division

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  1. 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

  6. Word Problems

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

  8. 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.

  9. 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.

  10. elements WWW.ANIMATIONFACTORY.COM

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