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Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 570 · 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. 1.501 − 492 =
  2. 2.207 − 186 =
  3. 3.522 − 493 =
  4. 4.1015 − 996 =
  5. 5.101 − 70 =
  6. 6.529 − 479 =
  7. 7.93 − 65 =
  8. 8.62 − 25 =
  9. 9.55 − 43 =
  10. 10.1026 − 978 =
  11. 11.80 − 43 =
  12. 12.203 − 195 =
  13. 13.1029 − 993 =
  14. 14.116 − 81 =
  15. 15.1001 − 985 =
  16. 16.1014 − 976 =
  17. 17.203 − 197 =
  18. 18.511 − 484 =
  19. 19.51 − 30 =
  20. 20.511 − 490 =
  21. 21.57 − 40 =
  22. 22.1001 − 979 =
  23. 23.1011 − 994 =
  24. 24.509 − 483 =
  25. 25.516 − 482 =
  26. 26.79 − 30 =
  27. 27.220 − 180 =
  28. 28.315 − 293 =
  29. 29.1002 − 979 =
  30. 30.1009 − 977 =
  31. 31.67 − 39 =
  32. 32.1002 − 989 =
  33. 33.101 − 92 =
  34. 34.1030 − 990 =
  35. 35.101 − 78 =
  36. 36.222 − 180 =
  37. 37.108 − 77 =
  38. 38.326 − 288 =
  39. 39.66 − 42 =
  40. 40.127 − 84 =

Answer key

  1. 9
  2. 21
  3. 29
  4. 19
  5. 31
  6. 50
  7. 28
  8. 37
  9. 12
  10. 48
  11. 37
  12. 8
  13. 36
  14. 35
  15. 16
  16. 38
  17. 6
  18. 27
  19. 21
  20. 21
  21. 17
  22. 22
  23. 17
  24. 26
  25. 34
  26. 49
  27. 40
  28. 22
  29. 23
  30. 32
  31. 28
  32. 13
  33. 9
  34. 40
  35. 23
  36. 42
  37. 31
  38. 38
  39. 24
  40. 43

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