Math Ladder

Number lines worksheets K–1

Fill in the missing numbers on a number line where each mark is one more.

The front of the free number lines worksheet

Free · Worked example · 17 problems · Answer key · US Letter

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How to do it

Each mark is one more than the mark before it. Fill in the boxes.

Counting to 120 and skip counting

  1. Counting to 30
  2. Counting to 50
  3. Counting to 120
  4. Numbers before and after
  5. Skip counting by 10s
  6. Skip counting by 5s
  7. Skip counting by 2s
  8. Number lines
  9. Counting on: plus 1 and plus 2