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
- 1.82 − 59 =
- 2.55 − 29 =
- 3.84 − 34 =
- 4.78 − 36 =
- 5.71 − 25 =
- 6.73 − 51 =
- 7.82 − 16 =
- 8.97 − 39 =
- 9.54 − 38 =
- 10.81 − 62 =
- 11.58 − 41 =
- 12.80 − 26 =
- 13.84 − 59 =
- 14.82 − 31 =
- 15.52 − 15 =
- 16.53 − 19 =
- 17.68 − 34 =
- 18.65 − 55 =
- 19.64 − 26 =
- 20.93 − 54 =
- 21.94 − 81 =
- 22.56 − 26 =
- 23.79 − 58 =
- 24.71 − 43 =
- 25.80 − 14 =
- 26.84 − 66 =
- 27.87 − 59 =
- 28.55 − 16 =
- 29.78 − 37 =
- 30.80 − 37 =
- 31.58 − 32 =
- 32.96 − 54 =
- 33.81 − 18 =
- 34.63 − 22 =
- 35.74 − 23 =
- 36.66 − 54 =
- 37.80 − 51 =
- 38.63 − 19 =
- 39.64 − 24 =
- 40.83 − 21 =
Answer key
- 23
- 26
- 50
- 42
- 46
- 22
- 66
- 58
- 16
- 19
- 17
- 54
- 25
- 51
- 37
- 34
- 34
- 10
- 38
- 39
- 13
- 30
- 21
- 28
- 66
- 18
- 28
- 39
- 41
- 43
- 26
- 42
- 63
- 41
- 51
- 12
- 29
- 44
- 40
- 62
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths