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
- 1.72 − 36 =
- 2.84 − 74 =
- 3.81 − 71 =
- 4.77 − 31 =
- 5.65 − 41 =
- 6.61 − 51 =
- 7.70 − 31 =
- 8.55 − 45 =
- 9.71 − 25 =
- 10.90 − 59 =
- 11.65 − 18 =
- 12.97 − 22 =
- 13.53 − 21 =
- 14.74 − 52 =
- 15.90 − 51 =
- 16.64 − 13 =
- 17.82 − 28 =
- 18.80 − 13 =
- 19.79 − 26 =
- 20.68 − 53 =
- 21.53 − 17 =
- 22.97 − 44 =
- 23.83 − 16 =
- 24.71 − 13 =
- 25.56 − 43 =
- 26.79 − 67 =
- 27.53 − 14 =
- 28.63 − 43 =
- 29.81 − 21 =
- 30.72 − 41 =
- 31.92 − 23 =
- 32.61 − 32 =
- 33.96 − 54 =
- 34.65 − 32 =
- 35.52 − 25 =
- 36.90 − 27 =
- 37.60 − 17 =
- 38.77 − 42 =
- 39.57 − 45 =
- 40.86 − 25 =
Answer key
- 36
- 10
- 10
- 46
- 24
- 10
- 39
- 10
- 46
- 31
- 47
- 75
- 32
- 22
- 39
- 51
- 54
- 67
- 53
- 15
- 36
- 53
- 67
- 58
- 13
- 12
- 39
- 20
- 60
- 31
- 69
- 29
- 42
- 33
- 27
- 63
- 43
- 35
- 12
- 61
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths