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Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 615 · 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. 1.516 − 475 =
  2. 2.121 − 83 =
  3. 3.1007 − 976 =
  4. 4.226 − 185 =
  5. 5.1030 − 989 =
  6. 6.59 − 38 =
  7. 7.1005 − 996 =
  8. 8.520 − 488 =
  9. 9.328 − 288 =
  10. 10.113 − 86 =
  11. 11.215 − 177 =
  12. 12.321 − 275 =
  13. 13.506 − 485 =
  14. 14.1024 − 996 =
  15. 15.317 − 278 =
  16. 16.321 − 291 =
  17. 17.58 − 32 =
  18. 18.57 − 41 =
  19. 19.1008 − 986 =
  20. 20.518 − 497 =
  21. 21.307 − 292 =
  22. 22.71 − 33 =
  23. 23.322 − 284 =
  24. 24.108 − 59 =
  25. 25.529 − 491 =
  26. 26.1028 − 996 =
  27. 27.105 − 67 =
  28. 28.523 − 493 =
  29. 29.521 − 495 =
  30. 30.54 − 44 =
  31. 31.523 − 486 =
  32. 32.72 − 38 =
  33. 33.60 − 34 =
  34. 34.225 − 188 =
  35. 35.1026 − 991 =
  36. 36.521 − 496 =
  37. 37.503 − 475 =
  38. 38.83 − 68 =
  39. 39.106 − 75 =
  40. 40.85 − 58 =

Answer key

  1. 41
  2. 38
  3. 31
  4. 41
  5. 41
  6. 21
  7. 9
  8. 32
  9. 40
  10. 27
  11. 38
  12. 46
  13. 21
  14. 28
  15. 39
  16. 30
  17. 26
  18. 16
  19. 22
  20. 21
  21. 15
  22. 38
  23. 38
  24. 49
  25. 38
  26. 32
  27. 38
  28. 30
  29. 26
  30. 10
  31. 37
  32. 34
  33. 26
  34. 37
  35. 35
  36. 25
  37. 28
  38. 15
  39. 31
  40. 27

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