Unit 3 Section A Multiplying Fractions Review

Which of the following expressions represents "half of three-fourths"?

• 3/4 + 2/1

• 3/4 - 2/1

• 1/2 × 3/4

• 3/4 ÷ 2/1

When multiplying two fractions, what should you do with the numerators and denominators?

• Add the numerators, multiply the denominators

• Multiply the numerators, multiply the denominators

• Multiply the numerators, add the denominators

• Subtract the numerators, subtract the denominators

What is 2/3 × 5/6?

• 10/9

• 7/9

• 10/18

• 3/5

Solve: 7/8 × 4/5

Mathematical Equivalence

ON

A recipe calls for 3/4 of a cup of sugar. If you make half the recipe, how much sugar do you need?

• 1/8 cup

• 3/8 cup

• 1/2 cup

• 2/3 cup

Ali ran 3/5 of a mile each day for 4 days. How far did he run in total?

• 3/20 miles

• 3/10 miles

• 12/5 miles

• 12/20 miles

Which visual model best represents 2/3 × 3/4?

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• 
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Which equation matches the shaded part of this area model?

• 2/3 x 4/5

• 3/4 x 4/5

• 1/2 x 4/5

• 2/3 x 3/5

A class has 24 students, and 5/6 of them participate in the science fair. How many students participate?

• 20

• 18

• 15

• 12

True or False: Multiplying two fractions always results in a smaller number than both original fractions.

• True

• False

Answer explanation

False—if one fraction is greater than 1, the product can be larger.