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
- 1.62 − 29 =
- 2.69 − 56 =
- 3.85 − 29 =
- 4.96 − 24 =
- 5.96 − 28 =
- 6.71 − 17 =
- 7.94 − 28 =
- 8.86 − 54 =
- 9.89 − 16 =
- 10.66 − 22 =
- 11.78 − 41 =
- 12.71 − 39 =
- 13.98 − 29 =
- 14.90 − 29 =
- 15.87 − 25 =
- 16.64 − 23 =
- 17.62 − 45 =
- 18.95 − 73 =
- 19.81 − 64 =
- 20.81 − 65 =
- 21.55 − 12 =
- 22.79 − 51 =
- 23.82 − 24 =
- 24.78 − 34 =
- 25.90 − 52 =
- 26.56 − 44 =
- 27.89 − 28 =
- 28.82 − 72 =
- 29.56 − 46 =
- 30.81 − 66 =
- 31.53 − 24 =
- 32.68 − 21 =
- 33.72 − 58 =
- 34.93 − 46 =
- 35.67 − 49 =
- 36.61 − 48 =
- 37.85 − 21 =
- 38.54 − 21 =
- 39.84 − 52 =
- 40.90 − 46 =
Answer key
- 33
- 13
- 56
- 72
- 68
- 54
- 66
- 32
- 73
- 44
- 37
- 32
- 69
- 61
- 62
- 41
- 17
- 22
- 17
- 16
- 43
- 28
- 58
- 44
- 38
- 12
- 61
- 10
- 10
- 15
- 29
- 47
- 14
- 47
- 18
- 13
- 64
- 33
- 32
- 44
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths