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
- 1.80 − 32 =
- 2.75 − 24 =
- 3.98 − 74 =
- 4.61 − 46 =
- 5.90 − 61 =
- 6.92 − 31 =
- 7.83 − 42 =
- 8.79 − 57 =
- 9.82 − 21 =
- 10.88 − 31 =
- 11.81 − 55 =
- 12.91 − 18 =
- 13.67 − 25 =
- 14.52 − 31 =
- 15.60 − 24 =
- 16.90 − 76 =
- 17.84 − 42 =
- 18.78 − 36 =
- 19.65 − 38 =
- 20.61 − 17 =
- 21.86 − 63 =
- 22.75 − 63 =
- 23.77 − 23 =
- 24.93 − 37 =
- 25.98 − 66 =
- 26.54 − 42 =
- 27.65 − 52 =
- 28.90 − 21 =
- 29.99 − 32 =
- 30.56 − 19 =
- 31.59 − 16 =
- 32.90 − 25 =
- 33.93 − 36 =
- 34.53 − 13 =
- 35.97 − 18 =
- 36.71 − 22 =
- 37.96 − 84 =
- 38.97 − 27 =
- 39.71 − 55 =
- 40.61 − 51 =
Answer key
- 48
- 51
- 24
- 15
- 29
- 61
- 41
- 22
- 61
- 57
- 26
- 73
- 42
- 21
- 36
- 14
- 42
- 42
- 27
- 44
- 23
- 12
- 54
- 56
- 32
- 12
- 13
- 69
- 67
- 37
- 43
- 65
- 57
- 40
- 79
- 49
- 12
- 70
- 16
- 10
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths