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
- 1.82 − 59 =
- 2.78 − 21 =
- 3.54 − 21 =
- 4.92 − 76 =
- 5.84 − 41 =
- 6.86 − 31 =
- 7.68 − 57 =
- 8.71 − 19 =
- 9.61 − 22 =
- 10.69 − 51 =
- 11.53 − 21 =
- 12.82 − 44 =
- 13.86 − 72 =
- 14.84 − 59 =
- 15.71 − 61 =
- 16.74 − 58 =
- 17.87 − 36 =
- 18.81 − 52 =
- 19.87 − 49 =
- 20.82 − 49 =
- 21.81 − 43 =
- 22.52 − 19 =
- 23.66 − 29 =
- 24.96 − 61 =
- 25.65 − 28 =
- 26.64 − 52 =
- 27.54 − 16 =
- 28.61 − 12 =
- 29.79 − 58 =
- 30.81 − 17 =
- 31.57 − 45 =
- 32.97 − 18 =
- 33.90 − 14 =
- 34.79 − 62 =
- 35.94 − 37 =
- 36.62 − 44 =
- 37.95 − 28 =
- 38.82 − 27 =
- 39.62 − 28 =
- 40.75 − 57 =
Answer key
- 23
- 57
- 33
- 16
- 43
- 55
- 11
- 52
- 39
- 18
- 32
- 38
- 14
- 25
- 10
- 16
- 51
- 29
- 38
- 33
- 38
- 33
- 37
- 35
- 37
- 12
- 38
- 49
- 21
- 64
- 12
- 79
- 76
- 17
- 57
- 18
- 67
- 55
- 34
- 18
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths