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Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 637 · 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. 1.106 − 68 =
  2. 2.129 − 88 =
  3. 3.104 − 98 =
  4. 4.316 − 297 =
  5. 5.92 − 63 =
  6. 6.223 − 184 =
  7. 7.57 − 34 =
  8. 8.77 − 34 =
  9. 9.103 − 58 =
  10. 10.509 − 496 =
  11. 11.217 − 180 =
  12. 12.204 − 176 =
  13. 13.53 − 35 =
  14. 14.54 − 37 =
  15. 15.1009 − 977 =
  16. 16.1007 − 977 =
  17. 17.312 − 275 =
  18. 18.105 − 55 =
  19. 19.64 − 41 =
  20. 20.521 − 487 =
  21. 21.507 − 494 =
  22. 22.327 − 290 =
  23. 23.503 − 487 =
  24. 24.107 − 90 =
  25. 25.508 − 496 =
  26. 26.57 − 42 =
  27. 27.69 − 31 =
  28. 28.1025 − 984 =
  29. 29.117 − 91 =
  30. 30.89 − 68 =
  31. 31.100 − 71 =
  32. 32.227 − 177 =
  33. 33.102 − 74 =
  34. 34.98 − 71 =
  35. 35.94 − 67 =
  36. 36.230 − 194 =
  37. 37.514 − 483 =
  38. 38.310 − 276 =
  39. 39.519 − 495 =
  40. 40.214 − 186 =

Answer key

  1. 38
  2. 41
  3. 6
  4. 19
  5. 29
  6. 39
  7. 23
  8. 43
  9. 45
  10. 13
  11. 37
  12. 28
  13. 18
  14. 17
  15. 32
  16. 30
  17. 37
  18. 50
  19. 23
  20. 34
  21. 13
  22. 37
  23. 16
  24. 17
  25. 12
  26. 15
  27. 38
  28. 41
  29. 26
  30. 21
  31. 29
  32. 50
  33. 28
  34. 27
  35. 27
  36. 36
  37. 31
  38. 34
  39. 24
  40. 28

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