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Will the Product Be Bigger or Smaller? is a free printable Grade 5 math worksheet on judging whether multiplying by a fraction makes a number bigger or smaller, aligned to Common Core standard 5.NF.B.4. It prints 10 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 25 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Will the Product Be Bigger or Smaller?

5.NF.B.4

NameDate

Answer each question.

1.Without multiplying, is 11/6 × 25 more or less than 25?
2.Without multiplying, is 4/5 × 37 more or less than 37?
3.Without multiplying, is 4/3 × 20 more or less than 20?
4.Without multiplying, is 9/6 × 29 more or less than 29?
5.Without multiplying, is 5/8 × 21 more or less than 21?
6.Without multiplying, is 2/3 × 21 more or less than 21?
7.Without multiplying, is 5/8 × 9 more or less than 9?
8.Without multiplying, is 1/2 × 12 more or less than 12?
9.Without multiplying, is 8/7 × 11 more or less than 11?
10.Without multiplying, is 6/4 × 32 more or less than 32?

LessonPrint · 5.NF.B.4 · Set 25 · free to copy for classroom use

Answer key — Will the Product Be Bigger or Smaller?

Set 25. Prints on its own sheet.

  1. 1.more
  2. 2.less
  3. 3.more
  4. 4.more
  5. 5.less
  6. 6.less
  7. 7.less
  8. 8.less
  9. 9.more
  10. 10.more

Last reviewed 2026-09-05. Aligned to 5.NF.B.4 of the Common Core State Standards for Mathematics.