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
- 1.69 − 24 =
- 2.99 − 56 =
- 3.94 − 32 =
- 4.59 − 23 =
- 5.70 − 29 =
- 6.67 − 37 =
- 7.55 − 39 =
- 8.94 − 78 =
- 9.56 − 14 =
- 10.89 − 59 =
- 11.87 − 31 =
- 12.94 − 57 =
- 13.74 − 12 =
- 14.63 − 28 =
- 15.78 − 42 =
- 16.59 − 31 =
- 17.53 − 43 =
- 18.62 − 51 =
- 19.65 − 18 =
- 20.56 − 37 =
- 21.97 − 83 =
- 22.99 − 63 =
- 23.70 − 35 =
- 24.53 − 16 =
- 25.81 − 53 =
- 26.93 − 68 =
- 27.96 − 38 =
- 28.63 − 12 =
- 29.53 − 27 =
- 30.88 − 12 =
- 31.90 − 32 =
- 32.72 − 61 =
- 33.58 − 47 =
- 34.93 − 27 =
- 35.98 − 61 =
- 36.56 − 33 =
- 37.75 − 51 =
- 38.59 − 21 =
- 39.69 − 52 =
- 40.57 − 21 =
Answer key
- 45
- 43
- 62
- 36
- 41
- 30
- 16
- 16
- 42
- 30
- 56
- 37
- 62
- 35
- 36
- 28
- 10
- 11
- 47
- 19
- 14
- 36
- 35
- 37
- 28
- 25
- 58
- 51
- 26
- 76
- 58
- 11
- 11
- 66
- 37
- 23
- 24
- 38
- 17
- 36
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths