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Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 763 · 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. 1.224 − 192 =
  2. 2.212 − 183 =
  3. 3.210 − 186 =
  4. 4.81 − 74 =
  5. 5.227 − 176 =
  6. 6.316 − 280 =
  7. 7.82 − 66 =
  8. 8.315 − 293 =
  9. 9.105 − 76 =
  10. 10.64 − 41 =
  11. 11.1028 − 992 =
  12. 12.517 − 495 =
  13. 13.78 − 27 =
  14. 14.129 − 81 =
  15. 15.66 − 40 =
  16. 16.214 − 185 =
  17. 17.223 − 195 =
  18. 18.103 − 88 =
  19. 19.326 − 289 =
  20. 20.1013 − 986 =
  21. 21.503 − 497 =
  22. 22.304 − 283 =
  23. 23.72 − 28 =
  24. 24.89 − 72 =
  25. 25.85 − 59 =
  26. 26.506 − 479 =
  27. 27.87 − 63 =
  28. 28.512 − 480 =
  29. 29.206 − 190 =
  30. 30.513 − 484 =
  31. 31.1009 − 976 =
  32. 32.1019 − 993 =
  33. 33.218 − 191 =
  34. 34.207 − 197 =
  35. 35.89 − 71 =
  36. 36.215 − 186 =
  37. 37.97 − 73 =
  38. 38.62 − 40 =
  39. 39.94 − 63 =
  40. 40.85 − 70 =

Answer key

  1. 32
  2. 29
  3. 24
  4. 7
  5. 51
  6. 36
  7. 16
  8. 22
  9. 29
  10. 23
  11. 36
  12. 22
  13. 51
  14. 48
  15. 26
  16. 29
  17. 28
  18. 15
  19. 37
  20. 27
  21. 6
  22. 21
  23. 44
  24. 17
  25. 26
  26. 27
  27. 24
  28. 32
  29. 16
  30. 29
  31. 33
  32. 26
  33. 27
  34. 10
  35. 18
  36. 29
  37. 24
  38. 22
  39. 31
  40. 15

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