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
- 1.98 − 81 =
- 2.66 − 39 =
- 3.84 − 51 =
- 4.96 − 64 =
- 5.63 − 26 =
- 6.96 − 79 =
- 7.59 − 43 =
- 8.97 − 61 =
- 9.80 − 35 =
- 10.93 − 71 =
- 11.99 − 82 =
- 12.81 − 57 =
- 13.53 − 12 =
- 14.61 − 39 =
- 15.82 − 25 =
- 16.76 − 28 =
- 17.59 − 31 =
- 18.89 − 24 =
- 19.96 − 76 =
- 20.66 − 15 =
- 21.61 − 16 =
- 22.71 − 31 =
- 23.63 − 22 =
- 24.53 − 15 =
- 25.68 − 23 =
- 26.97 − 83 =
- 27.89 − 51 =
- 28.93 − 33 =
- 29.53 − 39 =
- 30.90 − 64 =
- 31.87 − 49 =
- 32.54 − 23 =
- 33.84 − 74 =
- 34.65 − 38 =
- 35.91 − 33 =
- 36.87 − 26 =
- 37.60 − 14 =
- 38.88 − 74 =
- 39.54 − 13 =
- 40.60 − 22 =
Answer key
- 17
- 27
- 33
- 32
- 37
- 17
- 16
- 36
- 45
- 22
- 17
- 24
- 41
- 22
- 57
- 48
- 28
- 65
- 20
- 51
- 45
- 40
- 41
- 38
- 45
- 14
- 38
- 60
- 14
- 26
- 38
- 31
- 10
- 27
- 58
- 61
- 46
- 14
- 41
- 38
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths