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
- 1.84 − 73 =
- 2.53 − 13 =
- 3.66 − 42 =
- 4.71 − 15 =
- 5.82 − 52 =
- 6.57 − 27 =
- 7.90 − 25 =
- 8.56 − 29 =
- 9.77 − 15 =
- 10.78 − 24 =
- 11.66 − 41 =
- 12.77 − 59 =
- 13.86 − 18 =
- 14.84 − 31 =
- 15.52 − 31 =
- 16.99 − 37 =
- 17.88 − 32 =
- 18.89 − 21 =
- 19.57 − 31 =
- 20.75 − 38 =
- 21.66 − 16 =
- 22.67 − 21 =
- 23.60 − 48 =
- 24.83 − 61 =
- 25.69 − 39 =
- 26.52 − 24 =
- 27.52 − 15 =
- 28.99 − 25 =
- 29.94 − 62 =
- 30.57 − 28 =
- 31.67 − 38 =
- 32.63 − 39 =
- 33.72 − 29 =
- 34.70 − 15 =
- 35.56 − 39 =
- 36.85 − 73 =
- 37.93 − 25 =
- 38.82 − 46 =
- 39.56 − 22 =
- 40.52 − 18 =
Answer key
- 11
- 40
- 24
- 56
- 30
- 30
- 65
- 27
- 62
- 54
- 25
- 18
- 68
- 53
- 21
- 62
- 56
- 68
- 26
- 37
- 50
- 46
- 12
- 22
- 30
- 28
- 37
- 74
- 32
- 29
- 29
- 24
- 43
- 55
- 17
- 12
- 68
- 36
- 34
- 34
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths