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Order Three Lengths is a free printable Grade 1 maths worksheet on ordering by length, aligned to Common Core standard 1.MD.A.1. 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 25 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.

Order Three Lengths

1.MD.A.1

NameDate

Write the missing numbers.

1.3711
2.192527
3.151723
4.5713
5.202228
6.81416
7.2810
8.81216

LessonPrint · 1.MD.A.1 · Set 25 · free to copy for classroom use

Answer key — Order Three Lengths

Set 25. Prints on its own sheet.

  1. 1.5, 9
  2. 2.21, 23
  3. 3.19, 21
  4. 4.9, 11
  5. 5.24, 26
  6. 6.10, 12
  7. 7.4, 6
  8. 8.10, 14

More practice for 1.MD.A.1

Put objects in order from shortest to longest.

Teaching this next? Ordering Objects by Length is the 40-minute plan for it, with the misconceptions to expect.

All Grade 1 worksheets

Last reviewed 2026-09-05. Aligned to 1.MD.A.1 of the Common Core State Standards for mathematics.