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Decreasing Patterns is a free printable Grade 5 maths worksheet on a rule that subtracts, aligned to Common Core standard 5.OA.B.3. 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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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Decreasing Patterns

5.OA.B.3

NameDate

Write the missing numbers.

1.152138117110
2.154147119112
3.1221089480
4.1301099588
5.1201068578
6.1271069985
7.149128114107
8.146139125104

LessonPrint · 5.OA.B.3 · Set 20 · free to copy for classroom use

Answer key — Decreasing Patterns

Set 20. Prints on its own sheet.

  1. 1.145, 131, 124
  2. 2.140, 133, 126
  3. 3.115, 101, 87
  4. 4.123, 116, 102
  5. 5.113, 99, 92
  6. 6.120, 113, 92
  7. 7.142, 135, 121
  8. 8.132, 118, 111

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