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
- 1.54 − 37 =
- 2.55 − 21 =
- 3.80 − 28 =
- 4.81 − 41 =
- 5.56 − 32 =
- 6.70 − 52 =
- 7.60 − 44 =
- 8.53 − 39 =
- 9.84 − 21 =
- 10.55 − 16 =
- 11.63 − 38 =
- 12.79 − 52 =
- 13.76 − 44 =
- 14.95 − 42 =
- 15.66 − 25 =
- 16.73 − 23 =
- 17.92 − 12 =
- 18.56 − 28 =
- 19.98 − 28 =
- 20.78 − 18 =
- 21.70 − 15 =
- 22.86 − 51 =
- 23.54 − 27 =
- 24.66 − 36 =
- 25.54 − 43 =
- 26.60 − 13 =
- 27.87 − 27 =
- 28.81 − 31 =
- 29.53 − 36 =
- 30.73 − 53 =
- 31.93 − 37 =
- 32.83 − 21 =
- 33.80 − 61 =
- 34.78 − 31 =
- 35.89 − 22 =
- 36.82 − 48 =
- 37.83 − 38 =
- 38.72 − 13 =
- 39.56 − 38 =
- 40.76 − 18 =
Answer key
- 17
- 34
- 52
- 40
- 24
- 18
- 16
- 14
- 63
- 39
- 25
- 27
- 32
- 53
- 41
- 50
- 80
- 28
- 70
- 60
- 55
- 35
- 27
- 30
- 11
- 47
- 60
- 50
- 17
- 20
- 56
- 62
- 19
- 47
- 67
- 34
- 45
- 59
- 18
- 58
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths