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
- 1.60 − 35 =
- 2.61 − 31 =
- 3.86 − 67 =
- 4.57 − 28 =
- 5.94 − 61 =
- 6.73 − 62 =
- 7.62 − 15 =
- 8.78 − 39 =
- 9.52 − 24 =
- 10.76 − 42 =
- 11.75 − 64 =
- 12.94 − 14 =
- 13.91 − 61 =
- 14.82 − 17 =
- 15.55 − 35 =
- 16.71 − 29 =
- 17.76 − 29 =
- 18.67 − 57 =
- 19.56 − 38 =
- 20.57 − 27 =
- 21.63 − 44 =
- 22.64 − 35 =
- 23.90 − 44 =
- 24.70 − 42 =
- 25.90 − 54 =
- 26.57 − 14 =
- 27.99 − 53 =
- 28.52 − 19 =
- 29.52 − 23 =
- 30.76 − 34 =
- 31.74 − 31 =
- 32.52 − 25 =
- 33.84 − 33 =
- 34.89 − 21 =
- 35.64 − 25 =
- 36.67 − 21 =
- 37.59 − 32 =
- 38.54 − 44 =
- 39.95 − 74 =
- 40.95 − 75 =
Answer key
- 25
- 30
- 19
- 29
- 33
- 11
- 47
- 39
- 28
- 34
- 11
- 80
- 30
- 65
- 20
- 42
- 47
- 10
- 18
- 30
- 19
- 29
- 46
- 28
- 36
- 43
- 46
- 33
- 29
- 42
- 43
- 27
- 51
- 68
- 39
- 46
- 27
- 10
- 21
- 20
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths