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Mental Subtraction Worksheet for Class 2 and 3

Mental maths lesson 7: Subtract 2-digit numbers left to right · Set 673 · 40 questions
TalentJR

How to do it in your head (Tens first): Keep the first number as it is. Take away the tens of the second number. Take away the ones (bridge back through a ten if you need to).

NameDateTime takenScore ___ / 40
  1. 1.94 − 75 =
  2. 2.78 − 41 =
  3. 3.75 − 38 =
  4. 4.96 − 42 =
  5. 5.79 − 69 =
  6. 6.56 − 19 =
  7. 7.92 − 56 =
  8. 8.63 − 12 =
  9. 9.68 − 21 =
  10. 10.66 − 35 =
  11. 11.53 − 41 =
  12. 12.55 − 38 =
  13. 13.96 − 38 =
  14. 14.60 − 51 =
  15. 15.91 − 64 =
  16. 16.72 − 48 =
  17. 17.85 − 33 =
  18. 18.75 − 62 =
  19. 19.56 − 35 =
  20. 20.66 − 39 =
  21. 21.96 − 59 =
  22. 22.93 − 73 =
  23. 23.83 − 57 =
  24. 24.99 − 16 =
  25. 25.82 − 24 =
  26. 26.54 − 22 =
  27. 27.58 − 17 =
  28. 28.62 − 23 =
  29. 29.83 − 25 =
  30. 30.74 − 14 =
  31. 31.60 − 32 =
  32. 32.73 − 23 =
  33. 33.93 − 41 =
  34. 34.99 − 58 =
  35. 35.57 − 22 =
  36. 36.56 − 29 =
  37. 37.56 − 36 =
  38. 38.95 − 47 =
  39. 39.80 − 39 =
  40. 40.54 − 18 =

Answer key

  1. 19
  2. 37
  3. 37
  4. 54
  5. 10
  6. 37
  7. 36
  8. 51
  9. 47
  10. 31
  11. 12
  12. 17
  13. 58
  14. 9
  15. 27
  16. 24
  17. 52
  18. 13
  19. 21
  20. 27
  21. 37
  22. 20
  23. 26
  24. 83
  25. 58
  26. 32
  27. 41
  28. 39
  29. 58
  30. 60
  31. 28
  32. 50
  33. 52
  34. 41
  35. 35
  36. 27
  37. 20
  38. 48
  39. 41
  40. 36

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