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
- 1.54 − 12 =
- 2.95 − 69 =
- 3.87 − 52 =
- 4.69 − 16 =
- 5.52 − 35 =
- 6.65 − 18 =
- 7.90 − 73 =
- 8.67 − 14 =
- 9.70 − 41 =
- 10.70 − 59 =
- 11.62 − 15 =
- 12.88 − 59 =
- 13.66 − 42 =
- 14.80 − 47 =
- 15.79 − 15 =
- 16.61 − 28 =
- 17.92 − 16 =
- 18.81 − 39 =
- 19.77 − 34 =
- 20.94 − 65 =
- 21.97 − 24 =
- 22.58 − 45 =
- 23.59 − 36 =
- 24.57 − 21 =
- 25.60 − 17 =
- 26.59 − 24 =
- 27.74 − 24 =
- 28.71 − 59 =
- 29.88 − 39 =
- 30.95 − 61 =
- 31.69 − 23 =
- 32.84 − 54 =
- 33.94 − 56 =
- 34.89 − 12 =
- 35.79 − 68 =
- 36.93 − 41 =
- 37.81 − 12 =
- 38.93 − 66 =
- 39.94 − 26 =
- 40.82 − 44 =
Answer key
- 42
- 26
- 35
- 53
- 17
- 47
- 17
- 53
- 29
- 11
- 47
- 29
- 24
- 33
- 64
- 33
- 76
- 42
- 43
- 29
- 73
- 13
- 23
- 36
- 43
- 35
- 50
- 12
- 49
- 34
- 46
- 30
- 38
- 77
- 11
- 52
- 69
- 27
- 68
- 38
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths