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Area of Larger Rectangles is a free printable Grade 3 maths worksheet on counting squares where recounting is impractical, 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 1 of 25 · the same problems every time you open this link.

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All 25 sets ask different questions.

Area of Larger 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 1 · free to copy for classroom use

Answer key — Area of Larger Rectangles

Set 1. Prints on its own sheet.

  1. 1.143 square units
  2. 2.180 square units
  3. 3.154 square units
  4. 4.204 square units
  5. 5.176 square units
  6. 6.160 square units
  7. 7.150 square units
  8. 8.156 square units

Questions about Area of Larger Rectangles

What does the Area of Larger Rectangles worksheet cover?

It practises counting squares where recounting is impractical — 8 questions for Grade 3, all on Common Core 3.MD.C.5: Understand what area is. The instruction to pupils is “Count the squares. Area =”, and the answer key follows on the next sheet.

Which Common Core standard does Area of Larger Rectangles practise?

CCSS.MATH.CONTENT.3.MD.C.5 — 3.MD.C.5, in the Measurement & Data domain for Grade 3. The published standard reads: “Recognize area as an attribute of plane figures and understand concepts of area measurement.” The worksheet assesses that standard rather than a paraphrase of it.

What age or grade is this worksheet for?

Area of Larger Rectangles is written for Grade 3, typically ages 8-9. It is one of the sheets on 3.MD.C.5, so it suits any pupil working at that standard — including older pupils revisiting it and younger ones working ahead.

Does Area of Larger Rectangles come with an answer key?

Yes. All 8 answers are generated from the same problems as the questions, so the key cannot drift out of step with the sheet. It starts on a fresh sheet of paper, after the questions, so it is not handed out with the class by accident.

How many different versions of Area of Larger Rectangles can I print?

25 — one per pupil, and all 25 ask different questions. Set 1 downloads the whole class as a single PDF. Every version is fixed to its own address, so a sheet printed today holds the same problems when you reopen it next week.

Is Area of Larger Rectangles free to print and photocopy?

Yes. Area of Larger Rectangles, its answer key and its 25 versions are free to print and photocopy for your own class, with no account, no email capture and no subscription at the download step. Please do not resell them or republish them as your own.

More practice for 3.MD.C.5

Understand what area is.

All Grade 3 worksheets

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