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
- 1.59 − 22 =
- 2.98 − 27 =
- 3.73 − 49 =
- 4.99 − 63 =
- 5.87 − 46 =
- 6.68 − 21 =
- 7.96 − 45 =
- 8.64 − 52 =
- 9.77 − 49 =
- 10.58 − 37 =
- 11.79 − 14 =
- 12.69 − 35 =
- 13.52 − 17 =
- 14.70 − 37 =
- 15.73 − 16 =
- 16.63 − 34 =
- 17.62 − 26 =
- 18.61 − 24 =
- 19.72 − 14 =
- 20.88 − 31 =
- 21.84 − 56 =
- 22.60 − 19 =
- 23.62 − 41 =
- 24.88 − 25 =
- 25.85 − 43 =
- 26.95 − 56 =
- 27.69 − 24 =
- 28.57 − 16 =
- 29.86 − 39 =
- 30.92 − 58 =
- 31.58 − 24 =
- 32.82 − 58 =
- 33.86 − 62 =
- 34.63 − 21 =
- 35.55 − 31 =
- 36.71 − 19 =
- 37.81 − 62 =
- 38.85 − 35 =
- 39.73 − 31 =
- 40.90 − 59 =
Answer key
- 37
- 71
- 24
- 36
- 41
- 47
- 51
- 12
- 28
- 21
- 65
- 34
- 35
- 33
- 57
- 29
- 36
- 37
- 58
- 57
- 28
- 41
- 21
- 63
- 42
- 39
- 45
- 41
- 47
- 34
- 34
- 24
- 24
- 42
- 24
- 52
- 19
- 50
- 42
- 31
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths