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
- 1.56 − 41 =
- 2.81 − 18 =
- 3.99 − 87 =
- 4.72 − 14 =
- 5.60 − 24 =
- 6.63 − 17 =
- 7.91 − 24 =
- 8.56 − 35 =
- 9.64 − 13 =
- 10.52 − 22 =
- 11.90 − 56 =
- 12.61 − 12 =
- 13.82 − 56 =
- 14.94 − 83 =
- 15.52 − 38 =
- 16.95 − 44 =
- 17.63 − 53 =
- 18.94 − 84 =
- 19.89 − 73 =
- 20.95 − 24 =
- 21.84 − 59 =
- 22.85 − 31 =
- 23.59 − 36 =
- 24.97 − 72 =
- 25.85 − 28 =
- 26.52 − 39 =
- 27.68 − 31 =
- 28.90 − 16 =
- 29.66 − 15 =
- 30.81 − 13 =
- 31.83 − 55 =
- 32.76 − 19 =
- 33.66 − 17 =
- 34.63 − 41 =
- 35.84 − 72 =
- 36.68 − 58 =
- 37.68 − 54 =
- 38.54 − 14 =
- 39.89 − 21 =
- 40.85 − 13 =
Answer key
- 15
- 63
- 12
- 58
- 36
- 46
- 67
- 21
- 51
- 30
- 34
- 49
- 26
- 11
- 14
- 51
- 10
- 10
- 16
- 71
- 25
- 54
- 23
- 25
- 57
- 13
- 37
- 74
- 51
- 68
- 28
- 57
- 49
- 22
- 12
- 10
- 14
- 40
- 68
- 72
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths