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
- 1.52 − 27 =
- 2.57 − 44 =
- 3.78 − 34 =
- 4.71 − 56 =
- 5.73 − 22 =
- 6.61 − 31 =
- 7.67 − 29 =
- 8.56 − 27 =
- 9.80 − 48 =
- 10.57 − 39 =
- 11.72 − 25 =
- 12.61 − 21 =
- 13.55 − 43 =
- 14.67 − 54 =
- 15.83 − 31 =
- 16.69 − 51 =
- 17.79 − 63 =
- 18.90 − 58 =
- 19.68 − 44 =
- 20.79 − 23 =
- 21.91 − 38 =
- 22.53 − 17 =
- 23.88 − 21 =
- 24.62 − 27 =
- 25.87 − 45 =
- 26.71 − 16 =
- 27.94 − 35 =
- 28.72 − 21 =
- 29.52 − 42 =
- 30.88 − 68 =
- 31.87 − 57 =
- 32.73 − 16 =
- 33.62 − 12 =
- 34.72 − 56 =
- 35.75 − 51 =
- 36.83 − 56 =
- 37.60 − 22 =
- 38.63 − 45 =
- 39.83 − 16 =
- 40.53 − 38 =
Answer key
- 25
- 13
- 44
- 15
- 51
- 30
- 38
- 29
- 32
- 18
- 47
- 40
- 12
- 13
- 52
- 18
- 16
- 32
- 24
- 56
- 53
- 36
- 67
- 35
- 42
- 55
- 59
- 51
- 10
- 20
- 30
- 57
- 50
- 16
- 24
- 27
- 38
- 18
- 67
- 15
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths