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
- 1.66 − 14 =
- 2.61 − 22 =
- 3.56 − 15 =
- 4.83 − 38 =
- 5.82 − 16 =
- 6.55 − 15 =
- 7.59 − 49 =
- 8.72 − 39 =
- 9.52 − 15 =
- 10.98 − 16 =
- 11.82 − 43 =
- 12.62 − 49 =
- 13.66 − 27 =
- 14.75 − 26 =
- 15.89 − 77 =
- 16.64 − 14 =
- 17.92 − 61 =
- 18.94 − 43 =
- 19.57 − 31 =
- 20.98 − 18 =
- 21.87 − 52 =
- 22.68 − 49 =
- 23.53 − 32 =
- 24.60 − 43 =
- 25.79 − 41 =
- 26.97 − 17 =
- 27.97 − 14 =
- 28.76 − 23 =
- 29.93 − 23 =
- 30.65 − 55 =
- 31.87 − 47 =
- 32.94 − 68 =
- 33.68 − 21 =
- 34.84 − 52 =
- 35.54 − 27 =
- 36.65 − 51 =
- 37.91 − 29 =
- 38.80 − 24 =
- 39.97 − 31 =
- 40.93 − 61 =
Answer key
- 52
- 39
- 41
- 45
- 66
- 40
- 10
- 33
- 37
- 82
- 39
- 13
- 39
- 49
- 12
- 50
- 31
- 51
- 26
- 80
- 35
- 19
- 21
- 17
- 38
- 80
- 83
- 53
- 70
- 10
- 40
- 26
- 47
- 32
- 27
- 14
- 62
- 56
- 66
- 32
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths