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
- 1.57 − 12 =
- 2.53 − 26 =
- 3.53 − 12 =
- 4.58 − 18 =
- 5.89 − 71 =
- 6.92 − 13 =
- 7.81 − 38 =
- 8.59 − 35 =
- 9.60 − 32 =
- 10.97 − 31 =
- 11.99 − 87 =
- 12.93 − 31 =
- 13.96 − 63 =
- 14.71 − 41 =
- 15.76 − 61 =
- 16.59 − 27 =
- 17.60 − 24 =
- 18.79 − 41 =
- 19.54 − 26 =
- 20.75 − 24 =
- 21.97 − 68 =
- 22.63 − 21 =
- 23.59 − 33 =
- 24.56 − 33 =
- 25.91 − 64 =
- 26.63 − 22 =
- 27.78 − 65 =
- 28.77 − 45 =
- 29.52 − 12 =
- 30.80 − 51 =
- 31.99 − 46 =
- 32.59 − 24 =
- 33.56 − 43 =
- 34.71 − 57 =
- 35.94 − 46 =
- 36.89 − 41 =
- 37.79 − 25 =
- 38.94 − 26 =
- 39.58 − 42 =
- 40.98 − 17 =
Answer key
- 45
- 27
- 41
- 40
- 18
- 79
- 43
- 24
- 28
- 66
- 12
- 62
- 33
- 30
- 15
- 32
- 36
- 38
- 28
- 51
- 29
- 42
- 26
- 23
- 27
- 41
- 13
- 32
- 40
- 29
- 53
- 35
- 13
- 14
- 48
- 48
- 54
- 68
- 16
- 81
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths