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
- 1.89 − 58 =
- 2.90 − 42 =
- 3.92 − 82 =
- 4.65 − 14 =
- 5.64 − 13 =
- 6.55 − 24 =
- 7.58 − 15 =
- 8.93 − 69 =
- 9.66 − 26 =
- 10.76 − 28 =
- 11.86 − 69 =
- 12.82 − 69 =
- 13.82 − 25 =
- 14.98 − 59 =
- 15.84 − 51 =
- 16.52 − 39 =
- 17.60 − 18 =
- 18.61 − 21 =
- 19.94 − 38 =
- 20.97 − 48 =
- 21.58 − 31 =
- 22.97 − 35 =
- 23.63 − 31 =
- 24.92 − 26 =
- 25.59 − 15 =
- 26.78 − 61 =
- 27.83 − 21 =
- 28.91 − 35 =
- 29.62 − 27 =
- 30.83 − 23 =
- 31.98 − 45 =
- 32.68 − 57 =
- 33.76 − 48 =
- 34.69 − 22 =
- 35.91 − 49 =
- 36.80 − 42 =
- 37.90 − 16 =
- 38.89 − 63 =
- 39.90 − 14 =
- 40.53 − 33 =
Answer key
- 31
- 48
- 10
- 51
- 51
- 31
- 43
- 24
- 40
- 48
- 17
- 13
- 57
- 39
- 33
- 13
- 42
- 40
- 56
- 49
- 27
- 62
- 32
- 66
- 44
- 17
- 62
- 56
- 35
- 60
- 53
- 11
- 28
- 47
- 42
- 38
- 74
- 26
- 76
- 20
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths