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
- 1.96 − 81 =
- 2.72 − 31 =
- 3.73 − 47 =
- 4.97 − 39 =
- 5.86 − 69 =
- 6.78 − 56 =
- 7.87 − 63 =
- 8.91 − 21 =
- 9.86 − 14 =
- 10.62 − 32 =
- 11.95 − 31 =
- 12.75 − 36 =
- 13.52 − 24 =
- 14.54 − 32 =
- 15.74 − 14 =
- 16.69 − 18 =
- 17.73 − 38 =
- 18.75 − 13 =
- 19.68 − 48 =
- 20.59 − 28 =
- 21.66 − 46 =
- 22.72 − 23 =
- 23.87 − 57 =
- 24.94 − 67 =
- 25.94 − 58 =
- 26.71 − 16 =
- 27.82 − 14 =
- 28.98 − 21 =
- 29.73 − 29 =
- 30.91 − 17 =
- 31.83 − 63 =
- 32.71 − 51 =
- 33.52 − 35 =
- 34.98 − 44 =
- 35.74 − 55 =
- 36.94 − 49 =
- 37.59 − 44 =
- 38.84 − 35 =
- 39.57 − 43 =
- 40.89 − 17 =
Answer key
- 15
- 41
- 26
- 58
- 17
- 22
- 24
- 70
- 72
- 30
- 64
- 39
- 28
- 22
- 60
- 51
- 35
- 62
- 20
- 31
- 20
- 49
- 30
- 27
- 36
- 55
- 68
- 77
- 44
- 74
- 20
- 20
- 17
- 54
- 19
- 45
- 15
- 49
- 14
- 72
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths