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Area of Small Rectangles is a free printable Grade 3 maths worksheet on counting squares in a small figure, aligned to Common Core standard 3.MD.C.5. It prints 8 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 20 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 of Small Rectangles

3.MD.C.5

NameDate

Count the squares. Area =

1.
Count the squares. Area =
2.
Count the squares. Area =
3.
Count the squares. Area =
4.
Count the squares. Area =
5.
Count the squares. Area =
6.
Count the squares. Area =
7.
Count the squares. Area =
8.
Count the squares. Area =

LessonPrint · 3.MD.C.5 · Set 20 · free to copy for classroom use

Answer key — Area of Small Rectangles

Set 20. Prints on its own sheet.

  1. 1.130 square units
  2. 2.170 square units
  3. 3.156 square units
  4. 4.192 square units
  5. 5.208 square units
  6. 6.272 square units
  7. 7.255 square units
  8. 8.238 square units

More practice for 3.MD.C.5

Understand what area is.

Teaching this next? What Area Measures is the 45-minute plan for it, with the misconceptions to expect.

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Last reviewed 2026-09-05. Aligned to 3.MD.C.5 of the Common Core State Standards for mathematics.