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← 5th Grade Practice

5th Grade · Session 3 of 10

Multiplying Fractions

Multiply fractions by multiplying numerators together and denominators together. For mixed numbers, convert to improper fractions first.

A

Proper Fractions

Multiply top × top and bottom × bottom. Simplify completely.

1
23×34\dfrac{2}{3} \times \dfrac{3}{4}
=
2
35×56\dfrac{3}{5} \times \dfrac{5}{6}
=
3
12×47\dfrac{1}{2} \times \dfrac{4}{7}
=
4
38×49\dfrac{3}{8} \times \dfrac{4}{9}
=
B

Mixed Numbers

Convert each mixed number to an improper fraction, then multiply.

5
112×231\dfrac{1}{2} \times \dfrac{2}{3}
=
6
214×132\dfrac{1}{4} \times \dfrac{1}{3}
=
7
134×251\dfrac{3}{4} \times \dfrac{2}{5}
=
8
223×382\dfrac{2}{3} \times \dfrac{3}{8}
=
C

Word Problems

Write the multiplication equation, then solve.

9

A recipe calls for 34\dfrac{3}{4} cup of sugar. You want to make 12\dfrac{1}{2} of the recipe. How much sugar do you need?

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10

A piece of wood is 2122\dfrac{1}{2} metres long. You use 35\dfrac{3}{5} of it. How many metres of wood did you use?

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