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
- 1.68 − 24 =
- 2.96 − 41 =
- 3.88 − 61 =
- 4.96 − 46 =
- 5.59 − 18 =
- 6.83 − 34 =
- 7.90 − 49 =
- 8.57 − 41 =
- 9.62 − 31 =
- 10.91 − 25 =
- 11.92 − 26 =
- 12.80 − 42 =
- 13.60 − 13 =
- 14.85 − 61 =
- 15.54 − 17 =
- 16.60 − 38 =
- 17.96 − 62 =
- 18.93 − 33 =
- 19.91 − 45 =
- 20.53 − 41 =
- 21.57 − 13 =
- 22.95 − 78 =
- 23.81 − 31 =
- 24.83 − 18 =
- 25.77 − 64 =
- 26.65 − 29 =
- 27.60 − 45 =
- 28.95 − 47 =
- 29.97 − 27 =
- 30.78 − 32 =
- 31.53 − 14 =
- 32.82 − 25 =
- 33.99 − 51 =
- 34.82 − 24 =
- 35.96 − 74 =
- 36.69 − 42 =
- 37.86 − 25 =
- 38.90 − 39 =
- 39.90 − 38 =
- 40.80 − 13 =
Answer key
- 44
- 55
- 27
- 50
- 41
- 49
- 41
- 16
- 31
- 66
- 66
- 38
- 47
- 24
- 37
- 22
- 34
- 60
- 46
- 12
- 44
- 17
- 50
- 65
- 13
- 36
- 15
- 48
- 70
- 46
- 39
- 57
- 48
- 58
- 22
- 27
- 61
- 51
- 52
- 67
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths