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
- 1.57 − 18 =
- 2.67 − 52 =
- 3.67 − 21 =
- 4.99 − 13 =
- 5.82 − 26 =
- 6.95 − 12 =
- 7.83 − 19 =
- 8.76 − 51 =
- 9.79 − 35 =
- 10.70 − 46 =
- 11.96 − 58 =
- 12.83 − 13 =
- 13.71 − 29 =
- 14.81 − 58 =
- 15.70 − 25 =
- 16.81 − 36 =
- 17.57 − 28 =
- 18.83 − 14 =
- 19.72 − 41 =
- 20.63 − 32 =
- 21.80 − 42 =
- 22.56 − 31 =
- 23.74 − 61 =
- 24.70 − 43 =
- 25.91 − 12 =
- 26.92 − 69 =
- 27.59 − 49 =
- 28.82 − 36 =
- 29.61 − 17 =
- 30.80 − 68 =
- 31.94 − 31 =
- 32.75 − 49 =
- 33.90 − 74 =
- 34.95 − 22 =
- 35.83 − 27 =
- 36.69 − 21 =
- 37.64 − 19 =
- 38.82 − 42 =
- 39.91 − 81 =
- 40.64 − 46 =
Answer key
- 39
- 15
- 46
- 86
- 56
- 83
- 64
- 25
- 44
- 24
- 38
- 70
- 42
- 23
- 45
- 45
- 29
- 69
- 31
- 31
- 38
- 25
- 13
- 27
- 79
- 23
- 10
- 46
- 44
- 12
- 63
- 26
- 16
- 73
- 56
- 48
- 45
- 40
- 10
- 18
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths