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
- 1.84 − 34 =
- 2.69 − 51 =
- 3.94 − 45 =
- 4.85 − 43 =
- 5.60 − 42 =
- 6.70 − 24 =
- 7.74 − 31 =
- 8.60 − 33 =
- 9.70 − 53 =
- 10.71 − 22 =
- 11.61 − 39 =
- 12.59 − 16 =
- 13.99 − 18 =
- 14.98 − 63 =
- 15.97 − 82 =
- 16.92 − 76 =
- 17.74 − 38 =
- 18.52 − 17 =
- 19.67 − 42 =
- 20.74 − 44 =
- 21.68 − 38 =
- 22.55 − 36 =
- 23.52 − 31 =
- 24.97 − 49 =
- 25.69 − 26 =
- 26.57 − 39 =
- 27.72 − 18 =
- 28.89 − 47 =
- 29.83 − 27 =
- 30.62 − 28 =
- 31.83 − 61 =
- 32.53 − 26 =
- 33.97 − 13 =
- 34.82 − 46 =
- 35.85 − 72 =
- 36.62 − 38 =
- 37.63 − 12 =
- 38.83 − 18 =
- 39.57 − 21 =
- 40.79 − 36 =
Answer key
- 50
- 18
- 49
- 42
- 18
- 46
- 43
- 27
- 17
- 49
- 22
- 43
- 81
- 35
- 15
- 16
- 36
- 35
- 25
- 30
- 30
- 19
- 21
- 48
- 43
- 18
- 54
- 42
- 56
- 34
- 22
- 27
- 84
- 36
- 13
- 24
- 51
- 65
- 36
- 43
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths