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 − 41 =
- 2.94 − 41 =
- 3.65 − 28 =
- 4.90 − 78 =
- 5.85 − 31 =
- 6.57 − 31 =
- 7.78 − 59 =
- 8.61 − 17 =
- 9.83 − 18 =
- 10.59 − 45 =
- 11.69 − 36 =
- 12.65 − 16 =
- 13.81 − 16 =
- 14.71 − 27 =
- 15.72 − 53 =
- 16.96 − 59 =
- 17.85 − 33 =
- 18.99 − 14 =
- 19.75 − 36 =
- 20.60 − 38 =
- 21.95 − 64 =
- 22.75 − 37 =
- 23.61 − 36 =
- 24.68 − 38 =
- 25.65 − 47 =
- 26.96 − 71 =
- 27.68 − 27 =
- 28.83 − 39 =
- 29.92 − 51 =
- 30.79 − 28 =
- 31.73 − 34 =
- 32.81 − 61 =
- 33.99 − 27 =
- 34.61 − 25 =
- 35.53 − 41 =
- 36.87 − 13 =
- 37.85 − 55 =
- 38.77 − 38 =
- 39.60 − 21 =
- 40.65 − 43 =
Answer key
- 48
- 53
- 37
- 12
- 54
- 26
- 19
- 44
- 65
- 14
- 33
- 49
- 65
- 44
- 19
- 37
- 52
- 85
- 39
- 22
- 31
- 38
- 25
- 30
- 18
- 25
- 41
- 44
- 41
- 51
- 39
- 20
- 72
- 36
- 12
- 74
- 30
- 39
- 39
- 22
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths