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
- 1.81 − 65 =
- 2.98 − 49 =
- 3.79 − 49 =
- 4.98 − 54 =
- 5.64 − 46 =
- 6.82 − 44 =
- 7.61 − 34 =
- 8.66 − 55 =
- 9.52 − 17 =
- 10.53 − 23 =
- 11.63 − 13 =
- 12.99 − 53 =
- 13.86 − 64 =
- 14.97 − 74 =
- 15.96 − 71 =
- 16.97 − 58 =
- 17.54 − 39 =
- 18.87 − 21 =
- 19.67 − 37 =
- 20.65 − 29 =
- 21.71 − 28 =
- 22.56 − 16 =
- 23.52 − 15 =
- 24.59 − 35 =
- 25.96 − 48 =
- 26.54 − 19 =
- 27.65 − 14 =
- 28.87 − 25 =
- 29.61 − 41 =
- 30.81 − 57 =
- 31.53 − 25 =
- 32.71 − 32 =
- 33.89 − 16 =
- 34.58 − 14 =
- 35.61 − 13 =
- 36.92 − 63 =
- 37.55 − 16 =
- 38.62 − 36 =
- 39.53 − 26 =
- 40.61 − 48 =
Answer key
- 16
- 49
- 30
- 44
- 18
- 38
- 27
- 11
- 35
- 30
- 50
- 46
- 22
- 23
- 25
- 39
- 15
- 66
- 30
- 36
- 43
- 40
- 37
- 24
- 48
- 35
- 51
- 62
- 20
- 24
- 28
- 39
- 73
- 44
- 48
- 29
- 39
- 26
- 27
- 13
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths