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Decimal Area Models is a free printable Grade 5 math worksheet on a rectangle inside a unit square, its area in hundredths, aligned to Common Core standard 5.NBT.B.7. It prints 6 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 7 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.

Decimal Area Models

5.NBT.B.7

NameDate

Read carefully, then work out the answer.

1.A rectangle 0.9 m long and 0.9 m wide is drawn inside a square that is 1 m on each side. The square is split into 100 small squares. How many small squares does the rectangle cover, and what is its area?
Answer:
2.A rectangle 0.6 m long and 0.3 m wide is drawn inside a square that is 1 m on each side. The square is split into 100 small squares. How many small squares does the rectangle cover, and what is its area?
Answer:
3.A rectangle 0.8 m long and 0.4 m wide is drawn inside a square that is 1 m on each side. The square is split into 100 small squares. How many small squares does the rectangle cover, and what is its area?
Answer:
4.A rectangle 0.3 m long and 0.3 m wide is drawn inside a square that is 1 m on each side. The square is split into 100 small squares. How many small squares does the rectangle cover, and what is its area?
Answer:
5.A rectangle 0.6 m long and 0.9 m wide is drawn inside a square that is 1 m on each side. The square is split into 100 small squares. How many small squares does the rectangle cover, and what is its area?
Answer:
6.A rectangle 0.8 m long and 0.2 m wide is drawn inside a square that is 1 m on each side. The square is split into 100 small squares. How many small squares does the rectangle cover, and what is its area?
Answer:

LessonPrint · 5.NBT.B.7 · Set 7 · free to copy for classroom use

Answer key — Decimal Area Models

Set 7. Prints on its own sheet.

  1. 1.9 × 9 = 81; 81 ÷ 100 = 0.81 square meters
  2. 2.6 × 3 = 18; 18 ÷ 100 = 0.18 square meters
  3. 3.8 × 4 = 32; 32 ÷ 100 = 0.32 square meters
  4. 4.3 × 3 = 9; 9 ÷ 100 = 0.09 square meters
  5. 5.6 × 9 = 54; 54 ÷ 100 = 0.54 square meters
  6. 6.8 × 2 = 16; 16 ÷ 100 = 0.16 square meters

Last reviewed 2026-09-05. Aligned to 5.NBT.B.7 of the Common Core State Standards for Mathematics.