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Area by Multiplying is a free printable Grade 3 maths worksheet on using the side lengths rather than counting, aligned to Common Core standard 3.MD.C.7. It prints 5 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 4 of 25 · the same problems every time you open this link.

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One paper per pupil

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

Area by Multiplying

3.MD.C.7

NameDate

Work out the area.

1.
Sides 11 and 11. Area =
2.
Sides 10 and 10. Area =
3.
Sides 6 and 6. Area =
4.
Sides 5 and 5. Area =
5.
Sides 3 and 3. Area =

LessonPrint · 3.MD.C.7 · Set 4 · free to copy for classroom use

Answer key — Area by Multiplying

Set 4. Prints on its own sheet.

  1. 1.121 square units
  2. 2.100 square units
  3. 3.36 square units
  4. 4.25 square units
  5. 5.9 square units

More practice for 3.MD.C.7

Find area by multiplying side lengths.

Teaching this next? Area by Multiplying Side Lengths is the 45-minute plan for it, with the misconceptions to expect.

All Grade 3 worksheets

Last reviewed 2026-09-05. Aligned to 3.MD.C.7 of the Common Core State Standards for mathematics.