Fill In the Missing Numbers
1.NBT.1 — Count to 120 starting at any number; read, write, and represent numerals
Build this worksheet below — all three levels and the answer key, ready to print.
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What is on the three Fill In the Missing Numbers worksheets
- Support
- draws a number line beside every problem.
- On level
- The grade's own level, with no drawings.
- Challenge
- uses the harder cases.
Example problems from the on-level sheet
- 1, ___, 3, 4, ___, 6
- 5, 6, ___, 8, ___, 10
- 55, 56, ___, 58, ___, 60
Every sheet is generated, so the numbers are different each time you make one.
Before this: K.CC.1 — count to 100 by ones and by tens.