Mental Subtraction Worksheet for Class 2 and 3
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
- 1.55 − 41 =
- 2.54 − 44 =
- 3.81 − 45 =
- 4.58 − 46 =
- 5.66 − 51 =
- 6.55 − 16 =
- 7.95 − 36 =
- 8.87 − 75 =
- 9.99 − 46 =
- 10.92 − 35 =
- 11.91 − 37 =
- 12.73 − 25 =
- 13.66 − 29 =
- 14.82 − 71 =
- 15.71 − 55 =
- 16.96 − 47 =
- 17.81 − 61 =
- 18.69 − 49 =
- 19.72 − 51 =
- 20.89 − 53 =
- 21.91 − 43 =
- 22.57 − 45 =
- 23.98 − 52 =
- 24.77 − 21 =
- 25.99 − 29 =
- 26.85 − 12 =
- 27.89 − 32 =
- 28.93 − 13 =
- 29.89 − 71 =
- 30.83 − 26 =
- 31.92 − 81 =
- 32.53 − 16 =
- 33.87 − 31 =
- 34.68 − 23 =
- 35.78 − 34 =
- 36.95 − 33 =
- 37.59 − 43 =
- 38.57 − 14 =
- 39.64 − 12 =
- 40.66 − 26 =
Answer key
- 14
- 10
- 36
- 12
- 15
- 39
- 59
- 12
- 53
- 57
- 54
- 48
- 37
- 11
- 16
- 49
- 20
- 20
- 21
- 36
- 48
- 12
- 46
- 56
- 70
- 73
- 57
- 80
- 18
- 57
- 11
- 37
- 56
- 45
- 44
- 62
- 16
- 43
- 52
- 40
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths