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Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 891 · 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. 1.213 − 193 =
  2. 2.517 − 489 =
  3. 3.52 − 44 =
  4. 4.212 − 177 =
  5. 5.110 − 96 =
  6. 6.1021 − 979 =
  7. 7.304 − 283 =
  8. 8.208 − 185 =
  9. 9.514 − 491 =
  10. 10.111 − 75 =
  11. 11.510 − 484 =
  12. 12.87 − 73 =
  13. 13.302 − 296 =
  14. 14.228 − 197 =
  15. 15.95 − 56 =
  16. 16.1022 − 977 =
  17. 17.224 − 185 =
  18. 18.523 − 489 =
  19. 19.95 − 69 =
  20. 20.79 − 28 =
  21. 21.51 − 42 =
  22. 22.107 − 79 =
  23. 23.1009 − 982 =
  24. 24.314 − 278 =
  25. 25.66 − 41 =
  26. 26.113 − 87 =
  27. 27.70 − 38 =
  28. 28.101 − 70 =
  29. 29.516 − 497 =
  30. 30.52 − 41 =
  31. 31.107 − 81 =
  32. 32.85 − 63 =
  33. 33.104 − 81 =
  34. 34.226 − 187 =
  35. 35.323 − 279 =
  36. 36.76 − 29 =
  37. 37.513 − 489 =
  38. 38.57 − 29 =
  39. 39.1006 − 997 =
  40. 40.130 − 79 =

Answer key

  1. 20
  2. 28
  3. 8
  4. 35
  5. 14
  6. 42
  7. 21
  8. 23
  9. 23
  10. 36
  11. 26
  12. 14
  13. 6
  14. 31
  15. 39
  16. 45
  17. 39
  18. 34
  19. 26
  20. 51
  21. 9
  22. 28
  23. 27
  24. 36
  25. 25
  26. 26
  27. 32
  28. 31
  29. 19
  30. 11
  31. 26
  32. 22
  33. 23
  34. 39
  35. 44
  36. 47
  37. 24
  38. 28
  39. 9
  40. 51

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