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Adding 4 within 20 worksheets Grade 1

Add 4 to numbers up to 16 by counting on from the larger number.

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Free · Worked example · 46 problems · Answer key · US Letter

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How to do it

Count on four from the larger number.

4+6=104 + 6 = 10
6→7,8,9,106\quad \to \quad 7, 8, 9, 10count on 4

Example problems

  1. 4+4=4 + 4 =
  2. 1+4=1 + 4 =
  3. 6+4=6 + 4 =
  4. 5+4=5 + 4 =

Addition facts within 20

  1. Adding 4 within 20
  2. Adding 5 within 20
  3. Adding 6 within 20
  4. Adding 7 within 20
  5. Adding 8 within 20
  6. Adding 9 within 20
  7. Doubles and near doubles
  8. Teen numbers plus ones
  9. All addition facts to 20
  10. Adding three numbers