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
- 1.92 − 57 =
- 2.67 − 18 =
- 3.86 − 65 =
- 4.82 − 25 =
- 5.98 − 51 =
- 6.70 − 57 =
- 7.78 − 15 =
- 8.61 − 26 =
- 9.81 − 22 =
- 10.57 − 15 =
- 11.54 − 21 =
- 12.54 − 37 =
- 13.58 − 24 =
- 14.53 − 32 =
- 15.53 − 21 =
- 16.69 − 25 =
- 17.61 − 14 =
- 18.76 − 51 =
- 19.80 − 51 =
- 20.97 − 15 =
- 21.66 − 21 =
- 22.76 − 32 =
- 23.55 − 18 =
- 24.90 − 27 =
- 25.79 − 28 =
- 26.70 − 38 =
- 27.82 − 28 =
- 28.99 − 51 =
- 29.60 − 16 =
- 30.73 − 51 =
- 31.98 − 59 =
- 32.52 − 37 =
- 33.71 − 26 =
- 34.62 − 21 =
- 35.83 − 71 =
- 36.89 − 16 =
- 37.71 − 22 =
- 38.84 − 21 =
- 39.83 − 37 =
- 40.96 − 45 =
Answer key
- 35
- 49
- 21
- 57
- 47
- 13
- 63
- 35
- 59
- 42
- 33
- 17
- 34
- 21
- 32
- 44
- 47
- 25
- 29
- 82
- 45
- 44
- 37
- 63
- 51
- 32
- 54
- 48
- 44
- 22
- 39
- 15
- 45
- 41
- 12
- 73
- 49
- 63
- 46
- 51
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths