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
- 1.80 − 57 =
- 2.70 − 41 =
- 3.64 − 46 =
- 4.99 − 21 =
- 5.77 − 21 =
- 6.56 − 28 =
- 7.64 − 23 =
- 8.53 − 14 =
- 9.89 − 64 =
- 10.91 − 67 =
- 11.87 − 28 =
- 12.90 − 32 =
- 13.82 − 61 =
- 14.79 − 28 =
- 15.98 − 75 =
- 16.86 − 62 =
- 17.73 − 19 =
- 18.64 − 21 =
- 19.87 − 17 =
- 20.59 − 29 =
- 21.64 − 34 =
- 22.92 − 52 =
- 23.54 − 35 =
- 24.63 − 44 =
- 25.90 − 61 =
- 26.82 − 17 =
- 27.87 − 56 =
- 28.82 − 63 =
- 29.83 − 26 =
- 30.59 − 34 =
- 31.83 − 42 =
- 32.82 − 52 =
- 33.71 − 51 =
- 34.61 − 25 =
- 35.66 − 27 =
- 36.98 − 73 =
- 37.94 − 81 =
- 38.58 − 25 =
- 39.89 − 72 =
- 40.73 − 62 =
Answer key
- 23
- 29
- 18
- 78
- 56
- 28
- 41
- 39
- 25
- 24
- 59
- 58
- 21
- 51
- 23
- 24
- 54
- 43
- 70
- 30
- 30
- 40
- 19
- 19
- 29
- 65
- 31
- 19
- 57
- 25
- 41
- 30
- 20
- 36
- 39
- 25
- 13
- 33
- 17
- 11
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths