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Counting to 100 — Crossing the Tens is a free printable Kindergarten maths worksheet on the decade bridge, 29 to 30, aligned to Common Core standard K.CC.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 15 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.

Counting to 100 — Crossing the Tens

K.CC.A.1

NameDate

Write the missing numbers.

1.58596063
2.28303133
3.48495253
4.68707273
5.58606263
6.38404143
7.88909193
8.38394043

LessonPrint · K.CC.A.1 · Set 15 · free to copy for classroom use

Answer key — Counting to 100 — Crossing the Tens

Set 15. Prints on its own sheet.

  1. 1.61, 62
  2. 2.29, 32
  3. 3.50, 51
  4. 4.69, 71
  5. 5.59, 61
  6. 6.39, 42
  7. 7.89, 92
  8. 8.41, 42

More practice for K.CC.A.1

Count all the way to 100, both one at a time and in tens.

Teaching this next? Counting to 100 by Ones and Tens is the 40-minute plan for it, with the misconceptions to expect.

All Kindergarten worksheets

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