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
- 1.89 − 37 =
- 2.70 − 51 =
- 3.81 − 41 =
- 4.64 − 31 =
- 5.79 − 13 =
- 6.62 − 41 =
- 7.64 − 46 =
- 8.85 − 47 =
- 9.52 − 24 =
- 10.80 − 33 =
- 11.58 − 22 =
- 12.61 − 12 =
- 13.69 − 16 =
- 14.65 − 41 =
- 15.63 − 12 =
- 16.60 − 34 =
- 17.99 − 21 =
- 18.64 − 28 =
- 19.54 − 14 =
- 20.87 − 31 =
- 21.82 − 27 =
- 22.79 − 26 =
- 23.52 − 31 =
- 24.74 − 31 =
- 25.99 − 71 =
- 26.97 − 31 =
- 27.84 − 52 =
- 28.80 − 61 =
- 29.71 − 12 =
- 30.88 − 61 =
- 31.58 − 21 =
- 32.92 − 25 =
- 33.88 − 68 =
- 34.90 − 66 =
- 35.61 − 42 =
- 36.69 − 13 =
- 37.83 − 41 =
- 38.87 − 26 =
- 39.76 − 17 =
- 40.78 − 62 =
Answer key
- 52
- 19
- 40
- 33
- 66
- 21
- 18
- 38
- 28
- 47
- 36
- 49
- 53
- 24
- 51
- 26
- 78
- 36
- 40
- 56
- 55
- 53
- 21
- 43
- 28
- 66
- 32
- 19
- 59
- 27
- 37
- 67
- 20
- 24
- 19
- 56
- 42
- 61
- 59
- 16
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths