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
- 1.87 − 31 =
- 2.58 − 28 =
- 3.98 − 43 =
- 4.57 − 33 =
- 5.53 − 36 =
- 6.92 − 76 =
- 7.64 − 53 =
- 8.72 − 51 =
- 9.67 − 17 =
- 10.96 − 67 =
- 11.87 − 59 =
- 12.75 − 21 =
- 13.90 − 23 =
- 14.71 − 41 =
- 15.78 − 18 =
- 16.68 − 38 =
- 17.58 − 33 =
- 18.73 − 36 =
- 19.56 − 21 =
- 20.99 − 43 =
- 21.84 − 44 =
- 22.98 − 28 =
- 23.65 − 19 =
- 24.77 − 41 =
- 25.98 − 25 =
- 26.85 − 45 =
- 27.89 − 41 =
- 28.92 − 82 =
- 29.89 − 71 =
- 30.52 − 25 =
- 31.90 − 72 =
- 32.56 − 12 =
- 33.86 − 45 =
- 34.73 − 53 =
- 35.81 − 19 =
- 36.98 − 57 =
- 37.75 − 19 =
- 38.63 − 46 =
- 39.59 − 33 =
- 40.59 − 28 =
Answer key
- 56
- 30
- 55
- 24
- 17
- 16
- 11
- 21
- 50
- 29
- 28
- 54
- 67
- 30
- 60
- 30
- 25
- 37
- 35
- 56
- 40
- 70
- 46
- 36
- 73
- 40
- 48
- 10
- 18
- 27
- 18
- 44
- 41
- 20
- 62
- 41
- 56
- 17
- 26
- 31
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths