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
- 1.94 − 24 =
- 2.87 − 64 =
- 3.81 − 66 =
- 4.65 − 35 =
- 5.87 − 47 =
- 6.66 − 13 =
- 7.73 − 38 =
- 8.83 − 36 =
- 9.67 − 35 =
- 10.74 − 46 =
- 11.66 − 52 =
- 12.71 − 51 =
- 13.78 − 18 =
- 14.75 − 41 =
- 15.59 − 49 =
- 16.96 − 71 =
- 17.53 − 15 =
- 18.63 − 42 =
- 19.69 − 51 =
- 20.74 − 33 =
- 21.64 − 23 =
- 22.82 − 71 =
- 23.68 − 32 =
- 24.61 − 29 =
- 25.54 − 41 =
- 26.75 − 48 =
- 27.88 − 37 =
- 28.94 − 51 =
- 29.57 − 29 =
- 30.65 − 34 =
- 31.96 − 49 =
- 32.98 − 59 =
- 33.67 − 56 =
- 34.86 − 48 =
- 35.77 − 66 =
- 36.99 − 21 =
- 37.87 − 41 =
- 38.79 − 63 =
- 39.54 − 21 =
- 40.95 − 18 =
Answer key
- 70
- 23
- 15
- 30
- 40
- 53
- 35
- 47
- 32
- 28
- 14
- 20
- 60
- 34
- 10
- 25
- 38
- 21
- 18
- 41
- 41
- 11
- 36
- 32
- 13
- 27
- 51
- 43
- 28
- 31
- 47
- 39
- 11
- 38
- 11
- 78
- 46
- 16
- 33
- 77
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths