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
- 1.62 − 46 =
- 2.59 − 17 =
- 3.74 − 46 =
- 4.90 − 42 =
- 5.55 − 43 =
- 6.64 − 18 =
- 7.89 − 23 =
- 8.57 − 19 =
- 9.74 − 14 =
- 10.52 − 15 =
- 11.59 − 16 =
- 12.98 − 39 =
- 13.90 − 63 =
- 14.81 − 67 =
- 15.79 − 37 =
- 16.62 − 13 =
- 17.65 − 19 =
- 18.95 − 29 =
- 19.69 − 35 =
- 20.96 − 79 =
- 21.83 − 24 =
- 22.99 − 53 =
- 23.79 − 25 =
- 24.53 − 17 =
- 25.98 − 58 =
- 26.56 − 38 =
- 27.79 − 28 =
- 28.81 − 39 =
- 29.54 − 21 =
- 30.69 − 21 =
- 31.76 − 21 =
- 32.86 − 65 =
- 33.57 − 33 =
- 34.72 − 55 =
- 35.89 − 44 =
- 36.97 − 76 =
- 37.94 − 57 =
- 38.82 − 27 =
- 39.57 − 12 =
- 40.90 − 37 =
Answer key
- 16
- 42
- 28
- 48
- 12
- 46
- 66
- 38
- 60
- 37
- 43
- 59
- 27
- 14
- 42
- 49
- 46
- 66
- 34
- 17
- 59
- 46
- 54
- 36
- 40
- 18
- 51
- 42
- 33
- 48
- 55
- 21
- 24
- 17
- 45
- 21
- 37
- 55
- 45
- 53
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths