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
- 1.96 − 29 =
- 2.82 − 27 =
- 3.57 − 19 =
- 4.75 − 56 =
- 5.86 − 45 =
- 6.90 − 12 =
- 7.89 − 21 =
- 8.91 − 38 =
- 9.99 − 26 =
- 10.59 − 27 =
- 11.92 − 39 =
- 12.94 − 38 =
- 13.97 − 46 =
- 14.63 − 16 =
- 15.84 − 73 =
- 16.73 − 28 =
- 17.58 − 13 =
- 18.73 − 51 =
- 19.79 − 36 =
- 20.90 − 38 =
- 21.73 − 58 =
- 22.65 − 35 =
- 23.82 − 49 =
- 24.67 − 28 =
- 25.62 − 21 =
- 26.70 − 35 =
- 27.61 − 24 =
- 28.62 − 35 =
- 29.55 − 41 =
- 30.72 − 17 =
- 31.52 − 37 =
- 32.62 − 39 =
- 33.81 − 51 =
- 34.73 − 22 =
- 35.80 − 21 =
- 36.69 − 59 =
- 37.66 − 53 =
- 38.52 − 35 =
- 39.63 − 15 =
- 40.73 − 26 =
Answer key
- 67
- 55
- 38
- 19
- 41
- 78
- 68
- 53
- 73
- 32
- 53
- 56
- 51
- 47
- 11
- 45
- 45
- 22
- 43
- 52
- 15
- 30
- 33
- 39
- 41
- 35
- 37
- 27
- 14
- 55
- 15
- 23
- 30
- 51
- 59
- 10
- 13
- 17
- 48
- 47
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths