Math facts · Subtraction · Within 20 · 20 facts

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Math Facts!

Subtract. Write the answer in the box.

1
11−2
2
13−8
3
15−6
4
12−6
5
13−4
6
13−5
7
14−4
8
14−5
9
12−10
10
11−3
11
15−10
12
15−5
13
16−9
14
13−7
15
13−10
16
17−10
17
11−4
18
13−6
19
12−7
20
15−7

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Answer key

  1. 1. 9
  2. 2. 5
  3. 3. 9
  4. 4. 6
  5. 5. 9
  6. 6. 8
  7. 7. 10
  8. 8. 9
  9. 9. 2
  10. 10. 8
  11. 11. 5
  12. 12. 10
  13. 13. 7
  14. 14. 6
  15. 15. 3
  16. 16. 7
  17. 17. 7
  18. 18. 7
  19. 19. 5
  20. 20. 8

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Add and subtract in columns: 7 + 2, 9 - 4. Within 10 or 20, up to 20 facts a page. This one is “Math facts · Subtraction · Within 20 · 20 facts” with 20 questions, and the answer key prints on its own page. Print it free in color or black and white, on US Letter or A4, or press Make your own to change it.