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
- 1.58 − 12 =
- 2.76 − 49 =
- 3.68 − 48 =
- 4.94 − 45 =
- 5.87 − 63 =
- 6.90 − 24 =
- 7.96 − 13 =
- 8.82 − 36 =
- 9.60 − 23 =
- 10.56 − 17 =
- 11.60 − 19 =
- 12.89 − 46 =
- 13.96 − 17 =
- 14.63 − 21 =
- 15.84 − 53 =
- 16.85 − 47 =
- 17.85 − 23 =
- 18.98 − 62 =
- 19.83 − 32 =
- 20.71 − 13 =
- 21.53 − 36 =
- 22.81 − 54 =
- 23.72 − 57 =
- 24.95 − 71 =
- 25.85 − 17 =
- 26.95 − 69 =
- 27.67 − 56 =
- 28.79 − 69 =
- 29.73 − 21 =
- 30.64 − 18 =
- 31.74 − 13 =
- 32.62 − 45 =
- 33.69 − 37 =
- 34.53 − 28 =
- 35.58 − 38 =
- 36.69 − 48 =
- 37.92 − 79 =
- 38.71 − 57 =
- 39.89 − 49 =
- 40.83 − 13 =
Answer key
- 46
- 27
- 20
- 49
- 24
- 66
- 83
- 46
- 37
- 39
- 41
- 43
- 79
- 42
- 31
- 38
- 62
- 36
- 51
- 58
- 17
- 27
- 15
- 24
- 68
- 26
- 11
- 10
- 52
- 46
- 61
- 17
- 32
- 25
- 20
- 21
- 13
- 14
- 40
- 70
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths