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Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 273 · 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. 1.206 − 196 =
  2. 2.527 − 490 =
  3. 3.99 − 75 =
  4. 4.60 − 35 =
  5. 5.1020 − 976 =
  6. 6.208 − 189 =
  7. 7.63 − 45 =
  8. 8.114 − 82 =
  9. 9.303 − 296 =
  10. 10.108 − 84 =
  11. 11.104 − 73 =
  12. 12.104 − 98 =
  13. 13.225 − 183 =
  14. 14.104 − 76 =
  15. 15.1017 − 994 =
  16. 16.124 − 92 =
  17. 17.305 − 293 =
  18. 18.1004 − 990 =
  19. 19.60 − 45 =
  20. 20.207 − 180 =
  21. 21.113 − 94 =
  22. 22.224 − 196 =
  23. 23.201 − 196 =
  24. 24.74 − 46 =
  25. 25.83 − 56 =
  26. 26.66 − 29 =
  27. 27.523 − 490 =
  28. 28.219 − 196 =
  29. 29.123 − 88 =
  30. 30.202 − 196 =
  31. 31.219 − 194 =
  32. 32.106 − 58 =
  33. 33.1015 − 982 =
  34. 34.70 − 43 =
  35. 35.62 − 25 =
  36. 36.325 − 291 =
  37. 37.504 − 485 =
  38. 38.1004 − 985 =
  39. 39.1026 − 981 =
  40. 40.222 − 193 =

Answer key

  1. 10
  2. 37
  3. 24
  4. 25
  5. 44
  6. 19
  7. 18
  8. 32
  9. 7
  10. 24
  11. 31
  12. 6
  13. 42
  14. 28
  15. 23
  16. 32
  17. 12
  18. 14
  19. 15
  20. 27
  21. 19
  22. 28
  23. 5
  24. 28
  25. 27
  26. 37
  27. 33
  28. 23
  29. 35
  30. 6
  31. 25
  32. 48
  33. 33
  34. 27
  35. 37
  36. 34
  37. 19
  38. 19
  39. 45
  40. 29

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