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
- 1.71 − 25 =
- 2.85 − 25 =
- 3.92 − 12 =
- 4.76 − 21 =
- 5.68 − 39 =
- 6.84 − 72 =
- 7.57 − 16 =
- 8.57 − 38 =
- 9.79 − 59 =
- 10.94 − 31 =
- 11.83 − 14 =
- 12.55 − 14 =
- 13.95 − 23 =
- 14.57 − 29 =
- 15.88 − 57 =
- 16.83 − 25 =
- 17.89 − 57 =
- 18.59 − 48 =
- 19.63 − 19 =
- 20.82 − 17 =
- 21.54 − 13 =
- 22.81 − 37 =
- 23.65 − 48 =
- 24.90 − 64 =
- 25.63 − 24 =
- 26.87 − 54 =
- 27.63 − 35 =
- 28.66 − 23 =
- 29.97 − 36 =
- 30.92 − 51 =
- 31.65 − 38 =
- 32.76 − 61 =
- 33.70 − 33 =
- 34.64 − 45 =
- 35.96 − 72 =
- 36.72 − 47 =
- 37.56 − 41 =
- 38.59 − 32 =
- 39.80 − 27 =
- 40.75 − 14 =
Answer key
- 46
- 60
- 80
- 55
- 29
- 12
- 41
- 19
- 20
- 63
- 69
- 41
- 72
- 28
- 31
- 58
- 32
- 11
- 44
- 65
- 41
- 44
- 17
- 26
- 39
- 33
- 28
- 43
- 61
- 41
- 27
- 15
- 37
- 19
- 24
- 25
- 15
- 27
- 53
- 61
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths