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Tens and Ones — Split the Number is a free printable Grade 1 maths worksheet on decomposing a two-digit number, aligned to Common Core standard 1.NBT.B.2. It prints 12 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 22 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.

Tens and Ones — Split the Number

1.NBT.B.2

NameDate

Break each number into tens and ones.

1.83 = ___ tens and ___ ones
2.94 = ___ tens and ___ ones
3.89 = ___ tens and ___ ones
4.28 = ___ tens and ___ ones
5.65 = ___ tens and ___ ones
6.15 = ___ tens and ___ ones
7.13 = ___ tens and ___ ones
8.84 = ___ tens and ___ ones
9.81 = ___ tens and ___ ones
10.59 = ___ tens and ___ ones
11.74 = ___ tens and ___ ones
12.48 = ___ tens and ___ ones

LessonPrint · 1.NBT.B.2 · Set 22 · free to copy for classroom use

Answer key — Tens and Ones — Split the Number

Set 22. Prints on its own sheet.

  1. 1.8 and 3
  2. 2.9 and 4
  3. 3.8 and 9
  4. 4.2 and 8
  5. 5.6 and 5
  6. 6.1 and 5
  7. 7.1 and 3
  8. 8.8 and 4
  9. 9.8 and 1
  10. 10.5 and 9
  11. 11.7 and 4
  12. 12.4 and 8

More practice for 1.NBT.B.2

Know that in 47, the 4 means four tens and the 7 means seven ones.

Teaching this next? Tens and Ones: What Each Digit Means is the 40-minute plan for it, with the misconceptions to expect.

All Grade 1 worksheets

Last reviewed 2026-09-05. Aligned to 1.NBT.B.2 of the Common Core State Standards for mathematics.