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Missing numbers in subtraction

Printable missing numbers in subtraction drills for grades 1–2. Each page has one line telling the student what to do and 24, 30 or 45 numbered problems, with an answer key numbered the same way, so checking takes a minute.

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Missing numbers

Subtraction within 10 · 24 problems

NameDate

Write the missing number.

Score / 24Time

  1. 1.−3=6
  2. 2.9−=3
  3. 3.4−=1
  4. 4.−5=2
  5. 5.−2=7
  6. 6.10−=2
  7. 7.9−=8
  8. 8.10−=8
  9. 9.−6=1
  10. 10.3−=3
  11. 11.−1=2
  12. 12.−0=4
  13. 13.6−=3
  14. 14.8−=7
  15. 15.−6=3
  16. 16.7−=1
  17. 17.9−=5
  18. 18.1−=0
  19. 19.−0=3
  20. 20.−0=10
  21. 21.10−=6
  22. 22.3−=1
  23. 23.−1=5
  24. 24.8−=0
Mathness! Math Worksheets · © 2026 Zubin KhavarianCode D-MN10-FIRST at mathness.app
Sheet

Missing numbers

Subtraction within 10 · 24 problems

Answer key

Write the missing number.

Score 24 / 24Time

  1. 1.9−3=6
  2. 2.9−6=3
  3. 3.4−3=1
  4. 4.7−5=2
  5. 5.9−2=7
  6. 6.10−8=2
  7. 7.9−1=8
  8. 8.10−2=8
  9. 9.7−6=1
  10. 10.3−0=3
  11. 11.3−1=2
  12. 12.4−0=4
  13. 13.6−3=3
  14. 14.8−1=7
  15. 15.9−6=3
  16. 16.7−6=1
  17. 17.9−4=5
  18. 18.1−1=0
  19. 19.3−0=3
  20. 20.10−0=10
  21. 21.10−4=6
  22. 22.3−2=1
  23. 23.6−1=5
  24. 24.8−8=0
Mathness! Math Worksheets · © 2026 Zubin KhavarianCode D-MN10-FIRST at mathness.appAnswer key
Answer key

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