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
- 1.58 − 35 =
- 2.53 − 17 =
- 3.89 − 18 =
- 4.87 − 65 =
- 5.82 − 21 =
- 6.60 − 24 =
- 7.86 − 17 =
- 8.57 − 18 =
- 9.53 − 21 =
- 10.60 − 27 =
- 11.63 − 47 =
- 12.70 − 27 =
- 13.94 − 41 =
- 14.95 − 13 =
- 15.91 − 39 =
- 16.77 − 65 =
- 17.90 − 38 =
- 18.93 − 82 =
- 19.53 − 18 =
- 20.55 − 41 =
- 21.54 − 26 =
- 22.80 − 66 =
- 23.68 − 24 =
- 24.79 − 38 =
- 25.57 − 27 =
- 26.87 − 15 =
- 27.92 − 69 =
- 28.90 − 71 =
- 29.94 − 21 =
- 30.61 − 22 =
- 31.86 − 75 =
- 32.80 − 67 =
- 33.75 − 65 =
- 34.93 − 73 =
- 35.79 − 68 =
- 36.62 − 14 =
- 37.94 − 51 =
- 38.85 − 14 =
- 39.71 − 41 =
- 40.61 − 21 =
Answer key
- 23
- 36
- 71
- 22
- 61
- 36
- 69
- 39
- 32
- 33
- 16
- 43
- 53
- 82
- 52
- 12
- 52
- 11
- 35
- 14
- 28
- 14
- 44
- 41
- 30
- 72
- 23
- 19
- 73
- 39
- 11
- 13
- 10
- 20
- 11
- 48
- 43
- 71
- 30
- 40
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths