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
- 1.98 − 25 =
- 2.89 − 54 =
- 3.66 − 18 =
- 4.70 − 17 =
- 5.91 − 21 =
- 6.93 − 59 =
- 7.78 − 49 =
- 8.92 − 12 =
- 9.81 − 39 =
- 10.72 − 38 =
- 11.94 − 13 =
- 12.60 − 22 =
- 13.76 − 37 =
- 14.94 − 32 =
- 15.88 − 21 =
- 16.52 − 12 =
- 17.82 − 71 =
- 18.88 − 61 =
- 19.56 − 22 =
- 20.52 − 37 =
- 21.64 − 15 =
- 22.67 − 31 =
- 23.94 − 62 =
- 24.82 − 67 =
- 25.79 − 41 =
- 26.98 − 55 =
- 27.65 − 14 =
- 28.74 − 27 =
- 29.92 − 31 =
- 30.73 − 46 =
- 31.57 − 21 =
- 32.93 − 62 =
- 33.70 − 31 =
- 34.53 − 17 =
- 35.59 − 21 =
- 36.53 − 24 =
- 37.97 − 72 =
- 38.61 − 14 =
- 39.62 − 24 =
- 40.99 − 56 =
Answer key
- 73
- 35
- 48
- 53
- 70
- 34
- 29
- 80
- 42
- 34
- 81
- 38
- 39
- 62
- 67
- 40
- 11
- 27
- 34
- 15
- 49
- 36
- 32
- 15
- 38
- 43
- 51
- 47
- 61
- 27
- 36
- 31
- 39
- 36
- 38
- 29
- 25
- 47
- 38
- 43
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths