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
- 1.77 − 41 =
- 2.73 − 51 =
- 3.68 − 41 =
- 4.89 − 67 =
- 5.79 − 37 =
- 6.60 − 47 =
- 7.69 − 12 =
- 8.75 − 59 =
- 9.67 − 51 =
- 10.78 − 41 =
- 11.98 − 73 =
- 12.86 − 36 =
- 13.86 − 56 =
- 14.73 − 46 =
- 15.82 − 15 =
- 16.83 − 71 =
- 17.96 − 24 =
- 18.66 − 21 =
- 19.59 − 26 =
- 20.63 − 34 =
- 21.83 − 62 =
- 22.66 − 49 =
- 23.52 − 32 =
- 24.89 − 31 =
- 25.88 − 34 =
- 26.61 − 28 =
- 27.87 − 43 =
- 28.69 − 18 =
- 29.59 − 35 =
- 30.70 − 29 =
- 31.54 − 33 =
- 32.57 − 41 =
- 33.58 − 45 =
- 34.58 − 34 =
- 35.86 − 29 =
- 36.81 − 14 =
- 37.70 − 23 =
- 38.99 − 87 =
- 39.77 − 49 =
- 40.81 − 65 =
Answer key
- 36
- 22
- 27
- 22
- 42
- 13
- 57
- 16
- 16
- 37
- 25
- 50
- 30
- 27
- 67
- 12
- 72
- 45
- 33
- 29
- 21
- 17
- 20
- 58
- 54
- 33
- 44
- 51
- 24
- 41
- 21
- 16
- 13
- 24
- 57
- 67
- 47
- 12
- 28
- 16
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths