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
- 1.73 − 25 =
- 2.88 − 24 =
- 3.90 − 24 =
- 4.93 − 27 =
- 5.77 − 53 =
- 6.61 − 35 =
- 7.67 − 21 =
- 8.61 − 17 =
- 9.83 − 44 =
- 10.86 − 13 =
- 11.79 − 49 =
- 12.52 − 38 =
- 13.66 − 13 =
- 14.94 − 71 =
- 15.79 − 29 =
- 16.57 − 42 =
- 17.58 − 16 =
- 18.58 − 15 =
- 19.56 − 19 =
- 20.73 − 51 =
- 21.54 − 14 =
- 22.76 − 54 =
- 23.53 − 38 =
- 24.94 − 34 =
- 25.59 − 34 =
- 26.58 − 27 =
- 27.72 − 54 =
- 28.54 − 15 =
- 29.53 − 17 =
- 30.58 − 13 =
- 31.65 − 15 =
- 32.65 − 22 =
- 33.66 − 52 =
- 34.57 − 24 =
- 35.59 − 37 =
- 36.78 − 31 =
- 37.73 − 52 =
- 38.99 − 63 =
- 39.78 − 51 =
- 40.96 − 34 =
Answer key
- 48
- 64
- 66
- 66
- 24
- 26
- 46
- 44
- 39
- 73
- 30
- 14
- 53
- 23
- 50
- 15
- 42
- 43
- 37
- 22
- 40
- 22
- 15
- 60
- 25
- 31
- 18
- 39
- 36
- 45
- 50
- 43
- 14
- 33
- 22
- 47
- 21
- 36
- 27
- 62
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths