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Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 735 · 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. 1.1022 − 994 =
  2. 2.316 − 284 =
  3. 3.77 − 48 =
  4. 4.318 − 277 =
  5. 5.203 − 195 =
  6. 6.130 − 92 =
  7. 7.112 − 88 =
  8. 8.101 − 69 =
  9. 9.203 − 192 =
  10. 10.1014 − 997 =
  11. 11.1004 − 997 =
  12. 12.1016 − 981 =
  13. 13.86 − 66 =
  14. 14.319 − 287 =
  15. 15.124 − 98 =
  16. 16.96 − 74 =
  17. 17.66 − 28 =
  18. 18.325 − 285 =
  19. 19.79 − 48 =
  20. 20.103 − 84 =
  21. 21.103 − 71 =
  22. 22.108 − 86 =
  23. 23.1008 − 992 =
  24. 24.501 − 495 =
  25. 25.228 − 192 =
  26. 26.201 − 179 =
  27. 27.59 − 29 =
  28. 28.520 − 495 =
  29. 29.104 − 93 =
  30. 30.109 − 90 =
  31. 31.69 − 36 =
  32. 32.80 − 48 =
  33. 33.501 − 490 =
  34. 34.113 − 81 =
  35. 35.78 − 48 =
  36. 36.216 − 184 =
  37. 37.206 − 192 =
  38. 38.312 − 279 =
  39. 39.86 − 63 =
  40. 40.96 − 69 =

Answer key

  1. 28
  2. 32
  3. 29
  4. 41
  5. 8
  6. 38
  7. 24
  8. 32
  9. 11
  10. 17
  11. 7
  12. 35
  13. 20
  14. 32
  15. 26
  16. 22
  17. 38
  18. 40
  19. 31
  20. 19
  21. 32
  22. 22
  23. 16
  24. 6
  25. 36
  26. 22
  27. 30
  28. 25
  29. 11
  30. 19
  31. 33
  32. 32
  33. 11
  34. 32
  35. 30
  36. 32
  37. 14
  38. 33
  39. 23
  40. 27

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