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Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 131 · 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. 1.219 − 196 =
  2. 2.110 − 96 =
  3. 3.1016 − 996 =
  4. 4.324 − 286 =
  5. 5.125 − 91 =
  6. 6.102 − 77 =
  7. 7.1015 − 997 =
  8. 8.1022 − 981 =
  9. 9.507 − 486 =
  10. 10.76 − 33 =
  11. 11.1002 − 996 =
  12. 12.529 − 497 =
  13. 13.61 − 25 =
  14. 14.66 − 39 =
  15. 15.78 − 25 =
  16. 16.501 − 498 =
  17. 17.311 − 298 =
  18. 18.323 − 286 =
  19. 19.89 − 62 =
  20. 20.315 − 276 =
  21. 21.515 − 490 =
  22. 22.1004 − 978 =
  23. 23.201 − 194 =
  24. 24.222 − 181 =
  25. 25.102 − 93 =
  26. 26.312 − 279 =
  27. 27.502 − 480 =
  28. 28.59 − 47 =
  29. 29.53 − 38 =
  30. 30.101 − 75 =
  31. 31.326 − 295 =
  32. 32.320 − 290 =
  33. 33.306 − 295 =
  34. 34.112 − 87 =
  35. 35.515 − 491 =
  36. 36.105 − 87 =
  37. 37.103 − 93 =
  38. 38.307 − 285 =
  39. 39.64 − 45 =
  40. 40.1023 − 986 =

Answer key

  1. 23
  2. 14
  3. 20
  4. 38
  5. 34
  6. 25
  7. 18
  8. 41
  9. 21
  10. 43
  11. 6
  12. 32
  13. 36
  14. 27
  15. 53
  16. 3
  17. 13
  18. 37
  19. 27
  20. 39
  21. 25
  22. 26
  23. 7
  24. 41
  25. 9
  26. 33
  27. 22
  28. 12
  29. 15
  30. 26
  31. 31
  32. 30
  33. 11
  34. 25
  35. 24
  36. 18
  37. 10
  38. 22
  39. 19
  40. 37

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