Multiply Fractions by Whole Numbers
Grade 4 Math Worksheet

Find each product. Write it as a fraction.
Find 8 × 1/5.
Find 7 × 1/8.
Find 3 × 3/12.
Find 6 × 4/6.
Find 5 × 2/12.
Find 8 × 3/6.
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Grade 4 Math Worksheet

Find each product. Write it as a fraction.
Find 8 × 1/5.
Find 7 × 1/8.
Find 3 × 3/12.
Find 6 × 4/6.
Find 5 × 2/12.
Find 8 × 3/6.

Multiplying a fraction by a whole number connects repeated addition to fraction size is a major fourth-grade math step because students now work with larger numbers, multi-step reasoning, and more precise notation. Students may multiply both the numerator and denominator by the whole number. This worksheet gives short, self-checking questions that rotate through the parts of the skill instead of repeating one template. Students write repeated addition, multiply numerators by whole numbers, convert improper fractions, and solve fraction word problems.
Support versions keep the numbers friendlier while preserving the same reasoning. Standard and challenge versions add larger values, closer distractors, or an extra comparison step. Encourage your child to write down the place, operation, or unit before calculating. If an answer is close but does not match the requested place value, fraction denominator, or measurement unit, it is probably the trap answer.
Common Core standard: 4.NF.B.4
3 x 2/5 = 6/5 because 2/5 + 2/5 + 2/5 has six fifths.
Changing 3 x 2/5 into 6/15 instead of 6/5.
Multiply the whole number by the numerator; keep the denominator.
Changing 3 x 2/5 into 6/15 instead of 6/5.
Multiply the whole number by the numerator; keep the denominator.
Yes. All 6 printable versions on this page are free to download and print, with no account needed.
Similar: Equivalent Fractions · Compare Fractions
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