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Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 121 · 40 questions
TalentJR

How to do it in your head (Count up): Start at the smaller number. Jump to the next ten, then the next hundred, then to the bigger number. Add up all the jumps.

NameDateTime takenScore ___ / 40
  1. 1.310 − 295 =
  2. 2.87 − 68 =
  3. 3.51 − 32 =
  4. 4.82 − 75 =
  5. 5.202 − 191 =
  6. 6.76 − 29 =
  7. 7.101 − 58 =
  8. 8.102 − 94 =
  9. 9.205 − 197 =
  10. 10.1003 − 977 =
  11. 11.227 − 198 =
  12. 12.107 − 63 =
  13. 13.83 − 55 =
  14. 14.1025 − 977 =
  15. 15.304 − 295 =
  16. 16.218 − 185 =
  17. 17.86 − 73 =
  18. 18.329 − 297 =
  19. 19.75 − 46 =
  20. 20.517 − 496 =
  21. 21.1020 − 989 =
  22. 22.229 − 193 =
  23. 23.505 − 482 =
  24. 24.57 − 37 =
  25. 25.1030 − 977 =
  26. 26.222 − 185 =
  27. 27.323 − 286 =
  28. 28.99 − 72 =
  29. 29.76 − 28 =
  30. 30.514 − 489 =
  31. 31.129 − 98 =
  32. 32.105 − 75 =
  33. 33.504 − 498 =
  34. 34.106 − 97 =
  35. 35.89 − 78 =
  36. 36.503 − 475 =
  37. 37.79 − 48 =
  38. 38.69 − 44 =
  39. 39.1008 − 990 =
  40. 40.206 − 188 =

Answer key

  1. 15
  2. 19
  3. 19
  4. 7
  5. 11
  6. 47
  7. 43
  8. 8
  9. 8
  10. 26
  11. 29
  12. 44
  13. 28
  14. 48
  15. 9
  16. 33
  17. 13
  18. 32
  19. 29
  20. 21
  21. 31
  22. 36
  23. 23
  24. 20
  25. 53
  26. 37
  27. 37
  28. 27
  29. 48
  30. 25
  31. 31
  32. 30
  33. 6
  34. 9
  35. 11
  36. 28
  37. 31
  38. 25
  39. 18
  40. 18

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