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
- 1.53 − 36 =
- 2.78 − 34 =
- 3.70 − 42 =
- 4.59 − 32 =
- 5.53 − 38 =
- 6.95 − 64 =
- 7.82 − 42 =
- 8.54 − 41 =
- 9.89 − 78 =
- 10.67 − 34 =
- 11.98 − 21 =
- 12.90 − 35 =
- 13.67 − 46 =
- 14.92 − 61 =
- 15.55 − 29 =
- 16.95 − 47 =
- 17.83 − 41 =
- 18.87 − 35 =
- 19.74 − 28 =
- 20.86 − 51 =
- 21.97 − 44 =
- 22.92 − 18 =
- 23.79 − 64 =
- 24.73 − 55 =
- 25.96 − 22 =
- 26.68 − 26 =
- 27.95 − 44 =
- 28.64 − 12 =
- 29.62 − 39 =
- 30.71 − 22 =
- 31.71 − 25 =
- 32.92 − 46 =
- 33.69 − 55 =
- 34.90 − 23 =
- 35.69 − 39 =
- 36.81 − 64 =
- 37.77 − 47 =
- 38.55 − 22 =
- 39.89 − 68 =
- 40.63 − 34 =
Answer key
- 17
- 44
- 28
- 27
- 15
- 31
- 40
- 13
- 11
- 33
- 77
- 55
- 21
- 31
- 26
- 48
- 42
- 52
- 46
- 35
- 53
- 74
- 15
- 18
- 74
- 42
- 51
- 52
- 23
- 49
- 46
- 46
- 14
- 67
- 30
- 17
- 30
- 33
- 21
- 29
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths