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
- 1.67 − 16 =
- 2.84 − 17 =
- 3.91 − 79 =
- 4.78 − 27 =
- 5.78 − 61 =
- 6.64 − 52 =
- 7.57 − 32 =
- 8.67 − 14 =
- 9.62 − 43 =
- 10.83 − 15 =
- 11.78 − 31 =
- 12.82 − 45 =
- 13.54 − 21 =
- 14.96 − 23 =
- 15.56 − 27 =
- 16.76 − 41 =
- 17.89 − 75 =
- 18.91 − 21 =
- 19.84 − 27 =
- 20.88 − 35 =
- 21.65 − 46 =
- 22.76 − 42 =
- 23.81 − 27 =
- 24.62 − 39 =
- 25.82 − 46 =
- 26.80 − 53 =
- 27.87 − 41 =
- 28.56 − 36 =
- 29.85 − 69 =
- 30.72 − 29 =
- 31.58 − 47 =
- 32.65 − 36 =
- 33.85 − 17 =
- 34.83 − 71 =
- 35.61 − 18 =
- 36.63 − 31 =
- 37.94 − 46 =
- 38.74 − 61 =
- 39.55 − 31 =
- 40.84 − 36 =
Answer key
- 51
- 67
- 12
- 51
- 17
- 12
- 25
- 53
- 19
- 68
- 47
- 37
- 33
- 73
- 29
- 35
- 14
- 70
- 57
- 53
- 19
- 34
- 54
- 23
- 36
- 27
- 46
- 20
- 16
- 43
- 11
- 29
- 68
- 12
- 43
- 32
- 48
- 13
- 24
- 48
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths