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
- 1.52 − 34 =
- 2.63 − 31 =
- 3.73 − 18 =
- 4.53 − 36 =
- 5.85 − 54 =
- 6.78 − 19 =
- 7.74 − 17 =
- 8.92 − 21 =
- 9.83 − 17 =
- 10.56 − 24 =
- 11.98 − 23 =
- 12.82 − 31 =
- 13.99 − 88 =
- 14.96 − 36 =
- 15.56 − 17 =
- 16.60 − 33 =
- 17.89 − 44 =
- 18.84 − 25 =
- 19.60 − 32 =
- 20.79 − 59 =
- 21.76 − 18 =
- 22.88 − 76 =
- 23.78 − 21 =
- 24.79 − 56 =
- 25.85 − 61 =
- 26.62 − 32 =
- 27.75 − 52 =
- 28.81 − 48 =
- 29.57 − 44 =
- 30.58 − 24 =
- 31.94 − 79 =
- 32.64 − 15 =
- 33.59 − 32 =
- 34.97 − 24 =
- 35.55 − 23 =
- 36.70 − 17 =
- 37.52 − 13 =
- 38.60 − 46 =
- 39.76 − 19 =
- 40.95 − 29 =
Answer key
- 18
- 32
- 55
- 17
- 31
- 59
- 57
- 71
- 66
- 32
- 75
- 51
- 11
- 60
- 39
- 27
- 45
- 59
- 28
- 20
- 58
- 12
- 57
- 23
- 24
- 30
- 23
- 33
- 13
- 34
- 15
- 49
- 27
- 73
- 32
- 53
- 39
- 14
- 57
- 66
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths