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
- 1.57 − 31 =
- 2.65 − 36 =
- 3.99 − 14 =
- 4.55 − 43 =
- 5.85 − 53 =
- 6.75 − 64 =
- 7.78 − 67 =
- 8.94 − 12 =
- 9.64 − 13 =
- 10.80 − 14 =
- 11.64 − 45 =
- 12.52 − 37 =
- 13.76 − 19 =
- 14.62 − 18 =
- 15.66 − 55 =
- 16.58 − 43 =
- 17.97 − 41 =
- 18.56 − 14 =
- 19.91 − 31 =
- 20.74 − 56 =
- 21.82 − 24 =
- 22.73 − 41 =
- 23.75 − 48 =
- 24.93 − 31 =
- 25.92 − 36 =
- 26.69 − 15 =
- 27.68 − 23 =
- 28.83 − 57 =
- 29.61 − 46 =
- 30.92 − 19 =
- 31.62 − 43 =
- 32.77 − 13 =
- 33.66 − 38 =
- 34.90 − 62 =
- 35.89 − 55 =
- 36.94 − 13 =
- 37.57 − 41 =
- 38.84 − 58 =
- 39.70 − 41 =
- 40.71 − 12 =
Answer key
- 26
- 29
- 85
- 12
- 32
- 11
- 11
- 82
- 51
- 66
- 19
- 15
- 57
- 44
- 11
- 15
- 56
- 42
- 60
- 18
- 58
- 32
- 27
- 62
- 56
- 54
- 45
- 26
- 15
- 73
- 19
- 64
- 28
- 28
- 34
- 81
- 16
- 26
- 29
- 59
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths