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
- 1.93 − 31 =
- 2.83 − 44 =
- 3.79 − 28 =
- 4.60 − 14 =
- 5.88 − 72 =
- 6.71 − 54 =
- 7.99 − 81 =
- 8.98 − 16 =
- 9.54 − 36 =
- 10.62 − 37 =
- 11.96 − 64 =
- 12.61 − 41 =
- 13.99 − 13 =
- 14.62 − 24 =
- 15.91 − 17 =
- 16.81 − 61 =
- 17.93 − 49 =
- 18.59 − 21 =
- 19.89 − 41 =
- 20.99 − 71 =
- 21.94 − 38 =
- 22.80 − 61 =
- 23.61 − 27 =
- 24.74 − 32 =
- 25.92 − 51 =
- 26.92 − 42 =
- 27.90 − 31 =
- 28.84 − 21 =
- 29.69 − 29 =
- 30.91 − 26 =
- 31.69 − 13 =
- 32.76 − 21 =
- 33.78 − 49 =
- 34.65 − 14 =
- 35.88 − 23 =
- 36.69 − 24 =
- 37.67 − 32 =
- 38.70 − 24 =
- 39.76 − 18 =
- 40.52 − 37 =
Answer key
- 62
- 39
- 51
- 46
- 16
- 17
- 18
- 82
- 18
- 25
- 32
- 20
- 86
- 38
- 74
- 20
- 44
- 38
- 48
- 28
- 56
- 19
- 34
- 42
- 41
- 50
- 59
- 63
- 40
- 65
- 56
- 55
- 29
- 51
- 65
- 45
- 35
- 46
- 58
- 15
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths