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
- 1.90 − 31 =
- 2.75 − 15 =
- 3.52 − 41 =
- 4.53 − 15 =
- 5.62 − 45 =
- 6.90 − 59 =
- 7.83 − 31 =
- 8.71 − 61 =
- 9.92 − 53 =
- 10.55 − 22 =
- 11.83 − 43 =
- 12.98 − 28 =
- 13.80 − 43 =
- 14.80 − 32 =
- 15.53 − 38 =
- 16.89 − 73 =
- 17.57 − 27 =
- 18.89 − 23 =
- 19.94 − 48 =
- 20.73 − 57 =
- 21.55 − 16 =
- 22.61 − 28 =
- 23.81 − 61 =
- 24.81 − 31 =
- 25.62 − 19 =
- 26.99 − 88 =
- 27.63 − 18 =
- 28.89 − 25 =
- 29.99 − 87 =
- 30.97 − 32 =
- 31.67 − 54 =
- 32.96 − 39 =
- 33.65 − 52 =
- 34.84 − 41 =
- 35.58 − 47 =
- 36.97 − 21 =
- 37.81 − 68 =
- 38.70 − 42 =
- 39.61 − 46 =
- 40.84 − 44 =
Answer key
- 59
- 60
- 11
- 38
- 17
- 31
- 52
- 10
- 39
- 33
- 40
- 70
- 37
- 48
- 15
- 16
- 30
- 66
- 46
- 16
- 39
- 33
- 20
- 50
- 43
- 11
- 45
- 64
- 12
- 65
- 13
- 57
- 13
- 43
- 11
- 76
- 13
- 28
- 15
- 40
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths