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 − 36 =
- 2.54 − 23 =
- 3.79 − 37 =
- 4.63 − 41 =
- 5.92 − 58 =
- 6.74 − 22 =
- 7.71 − 19 =
- 8.83 − 39 =
- 9.73 − 14 =
- 10.97 − 74 =
- 11.58 − 39 =
- 12.82 − 26 =
- 13.52 − 22 =
- 14.83 − 71 =
- 15.74 − 61 =
- 16.57 − 17 =
- 17.93 − 59 =
- 18.85 − 14 =
- 19.60 − 46 =
- 20.65 − 14 =
- 21.87 − 38 =
- 22.56 − 46 =
- 23.58 − 48 =
- 24.64 − 51 =
- 25.55 − 15 =
- 26.63 − 53 =
- 27.66 − 48 =
- 28.57 − 37 =
- 29.87 − 41 =
- 30.81 − 18 =
- 31.96 − 18 =
- 32.70 − 18 =
- 33.74 − 28 =
- 34.72 − 18 =
- 35.63 − 14 =
- 36.72 − 59 =
- 37.67 − 25 =
- 38.71 − 49 =
- 39.55 − 18 =
- 40.96 − 55 =
Answer key
- 23
- 31
- 42
- 22
- 34
- 52
- 52
- 44
- 59
- 23
- 19
- 56
- 30
- 12
- 13
- 40
- 34
- 71
- 14
- 51
- 49
- 10
- 10
- 13
- 40
- 10
- 18
- 20
- 46
- 63
- 78
- 52
- 46
- 54
- 49
- 13
- 42
- 22
- 37
- 41
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths