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Build Bigger Rectangles is a free printable Kindergarten maths worksheet on composing a long rectangle from unit squares, aligned to Common Core standard K.G.B.6. 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 17 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.

Build Bigger Rectangles

K.G.B.6

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 · K.G.B.6 · Set 17 · free to copy for classroom use

Answer key — Build Bigger Rectangles

Set 17. Prints on its own sheet.

  1. 1.24 square units
  2. 2.28 square units
  3. 3.14 square units
  4. 4.16 square units
  5. 5.20 square units
  6. 6.15 square units
  7. 7.10 square units
  8. 8.21 square units

Last reviewed 2026-09-05. Aligned to K.G.B.6 of the Common Core State Standards for mathematics.