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
- 1.79 − 59 =
- 2.66 − 42 =
- 3.57 − 15 =
- 4.77 − 64 =
- 5.95 − 82 =
- 6.91 − 25 =
- 7.54 − 44 =
- 8.60 − 37 =
- 9.95 − 58 =
- 10.89 − 78 =
- 11.69 − 16 =
- 12.78 − 25 =
- 13.68 − 32 =
- 14.60 − 21 =
- 15.69 − 19 =
- 16.58 − 46 =
- 17.69 − 41 =
- 18.78 − 28 =
- 19.71 − 29 =
- 20.89 − 32 =
- 21.71 − 28 =
- 22.90 − 43 =
- 23.78 − 52 =
- 24.87 − 25 =
- 25.91 − 13 =
- 26.62 − 21 =
- 27.54 − 12 =
- 28.70 − 41 =
- 29.99 − 64 =
- 30.88 − 65 =
- 31.97 − 18 =
- 32.54 − 16 =
- 33.83 − 41 =
- 34.67 − 41 =
- 35.77 − 13 =
- 36.65 − 23 =
- 37.79 − 13 =
- 38.54 − 31 =
- 39.83 − 12 =
- 40.68 − 13 =
Answer key
- 20
- 24
- 42
- 13
- 13
- 66
- 10
- 23
- 37
- 11
- 53
- 53
- 36
- 39
- 50
- 12
- 28
- 50
- 42
- 57
- 43
- 47
- 26
- 62
- 78
- 41
- 42
- 29
- 35
- 23
- 79
- 38
- 42
- 26
- 64
- 42
- 66
- 23
- 71
- 55
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths