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
- 1.82 − 27 =
- 2.67 − 37 =
- 3.90 − 78 =
- 4.60 − 14 =
- 5.87 − 29 =
- 6.99 − 81 =
- 7.85 − 41 =
- 8.55 − 41 =
- 9.53 − 25 =
- 10.74 − 39 =
- 11.77 − 31 =
- 12.70 − 32 =
- 13.84 − 15 =
- 14.65 − 42 =
- 15.80 − 58 =
- 16.81 − 12 =
- 17.91 − 22 =
- 18.89 − 68 =
- 19.84 − 62 =
- 20.69 − 21 =
- 21.76 − 14 =
- 22.79 − 51 =
- 23.73 − 61 =
- 24.62 − 46 =
- 25.70 − 39 =
- 26.96 − 69 =
- 27.78 − 31 =
- 28.63 − 21 =
- 29.79 − 17 =
- 30.57 − 43 =
- 31.61 − 25 =
- 32.56 − 45 =
- 33.75 − 18 =
- 34.69 − 45 =
- 35.95 − 71 =
- 36.89 − 18 =
- 37.54 − 21 =
- 38.54 − 12 =
- 39.94 − 81 =
- 40.92 − 77 =
Answer key
- 55
- 30
- 12
- 46
- 58
- 18
- 44
- 14
- 28
- 35
- 46
- 38
- 69
- 23
- 22
- 69
- 69
- 21
- 22
- 48
- 62
- 28
- 12
- 16
- 31
- 27
- 47
- 42
- 62
- 14
- 36
- 11
- 57
- 24
- 24
- 71
- 33
- 42
- 13
- 15
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths