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
- 1.56 − 26 =
- 2.89 − 27 =
- 3.52 − 18 =
- 4.54 − 17 =
- 5.74 − 64 =
- 6.98 − 47 =
- 7.89 − 48 =
- 8.93 − 83 =
- 9.69 − 27 =
- 10.82 − 34 =
- 11.54 − 12 =
- 12.69 − 34 =
- 13.79 − 33 =
- 14.79 − 37 =
- 15.80 − 65 =
- 16.60 − 15 =
- 17.85 − 59 =
- 18.73 − 28 =
- 19.83 − 32 =
- 20.77 − 21 =
- 21.61 − 17 =
- 22.89 − 75 =
- 23.75 − 41 =
- 24.75 − 17 =
- 25.98 − 19 =
- 26.72 − 61 =
- 27.61 − 49 =
- 28.92 − 54 =
- 29.65 − 31 =
- 30.92 − 39 =
- 31.99 − 27 =
- 32.96 − 24 =
- 33.95 − 57 =
- 34.86 − 47 =
- 35.57 − 17 =
- 36.95 − 16 =
- 37.96 − 77 =
- 38.85 − 67 =
- 39.55 − 21 =
- 40.54 − 39 =
Answer key
- 30
- 62
- 34
- 37
- 10
- 51
- 41
- 10
- 42
- 48
- 42
- 35
- 46
- 42
- 15
- 45
- 26
- 45
- 51
- 56
- 44
- 14
- 34
- 58
- 79
- 11
- 12
- 38
- 34
- 53
- 72
- 72
- 38
- 39
- 40
- 79
- 19
- 18
- 34
- 15
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths