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
- 1.54 − 14 =
- 2.52 − 28 =
- 3.87 − 41 =
- 4.80 − 15 =
- 5.52 − 41 =
- 6.64 − 31 =
- 7.75 − 18 =
- 8.71 − 17 =
- 9.63 − 46 =
- 10.93 − 77 =
- 11.55 − 14 =
- 12.68 − 43 =
- 13.99 − 32 =
- 14.52 − 31 =
- 15.99 − 75 =
- 16.65 − 21 =
- 17.98 − 21 =
- 18.52 − 13 =
- 19.53 − 35 =
- 20.99 − 86 =
- 21.53 − 34 =
- 22.94 − 65 =
- 23.78 − 53 =
- 24.53 − 26 =
- 25.88 − 52 =
- 26.85 − 29 =
- 27.95 − 44 =
- 28.54 − 44 =
- 29.88 − 15 =
- 30.68 − 54 =
- 31.53 − 39 =
- 32.71 − 28 =
- 33.84 − 53 =
- 34.58 − 14 =
- 35.97 − 81 =
- 36.72 − 21 =
- 37.82 − 59 =
- 38.77 − 66 =
- 39.74 − 41 =
- 40.54 − 26 =
Answer key
- 40
- 24
- 46
- 65
- 11
- 33
- 57
- 54
- 17
- 16
- 41
- 25
- 67
- 21
- 24
- 44
- 77
- 39
- 18
- 13
- 19
- 29
- 25
- 27
- 36
- 56
- 51
- 10
- 73
- 14
- 14
- 43
- 31
- 44
- 16
- 51
- 23
- 11
- 33
- 28
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths