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
- 1.86 − 59 =
- 2.74 − 21 =
- 3.64 − 17 =
- 4.93 − 21 =
- 5.90 − 27 =
- 6.97 − 68 =
- 7.96 − 24 =
- 8.81 − 43 =
- 9.87 − 17 =
- 10.68 − 16 =
- 11.54 − 16 =
- 12.93 − 27 =
- 13.63 − 51 =
- 14.54 − 27 =
- 15.83 − 71 =
- 16.70 − 21 =
- 17.94 − 73 =
- 18.95 − 46 =
- 19.59 − 26 =
- 20.84 − 24 =
- 21.57 − 36 =
- 22.52 − 17 =
- 23.57 − 27 =
- 24.90 − 17 =
- 25.67 − 17 =
- 26.78 − 45 =
- 27.89 − 26 =
- 28.96 − 44 =
- 29.68 − 48 =
- 30.64 − 43 =
- 31.99 − 88 =
- 32.87 − 28 =
- 33.57 − 12 =
- 34.99 − 82 =
- 35.81 − 14 =
- 36.72 − 34 =
- 37.88 − 66 =
- 38.87 − 14 =
- 39.90 − 41 =
- 40.81 − 45 =
Answer key
- 27
- 53
- 47
- 72
- 63
- 29
- 72
- 38
- 70
- 52
- 38
- 66
- 12
- 27
- 12
- 49
- 21
- 49
- 33
- 60
- 21
- 35
- 30
- 73
- 50
- 33
- 63
- 52
- 20
- 21
- 11
- 59
- 45
- 17
- 67
- 38
- 22
- 73
- 49
- 36
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths