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
- 1.75 − 36 =
- 2.77 − 35 =
- 3.85 − 14 =
- 4.70 − 41 =
- 5.95 − 61 =
- 6.81 − 25 =
- 7.62 − 15 =
- 8.81 − 33 =
- 9.97 − 51 =
- 10.78 − 63 =
- 11.90 − 59 =
- 12.92 − 21 =
- 13.59 − 38 =
- 14.91 − 72 =
- 15.57 − 33 =
- 16.96 − 44 =
- 17.90 − 31 =
- 18.73 − 12 =
- 19.95 − 36 =
- 20.65 − 12 =
- 21.60 − 31 =
- 22.82 − 14 =
- 23.63 − 33 =
- 24.63 − 13 =
- 25.55 − 29 =
- 26.89 − 17 =
- 27.68 − 32 =
- 28.63 − 31 =
- 29.85 − 53 =
- 30.84 − 23 =
- 31.82 − 56 =
- 32.58 − 21 =
- 33.81 − 21 =
- 34.56 − 45 =
- 35.70 − 15 =
- 36.96 − 14 =
- 37.53 − 18 =
- 38.97 − 37 =
- 39.92 − 46 =
- 40.96 − 64 =
Answer key
- 39
- 42
- 71
- 29
- 34
- 56
- 47
- 48
- 46
- 15
- 31
- 71
- 21
- 19
- 24
- 52
- 59
- 61
- 59
- 53
- 29
- 68
- 30
- 50
- 26
- 72
- 36
- 32
- 32
- 61
- 26
- 37
- 60
- 11
- 55
- 82
- 35
- 60
- 46
- 32
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths