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
- 1.85 − 45 =
- 2.91 − 22 =
- 3.57 − 36 =
- 4.56 − 23 =
- 5.95 − 55 =
- 6.58 − 43 =
- 7.84 − 52 =
- 8.60 − 31 =
- 9.83 − 72 =
- 10.53 − 23 =
- 11.91 − 24 =
- 12.83 − 31 =
- 13.98 − 12 =
- 14.83 − 25 =
- 15.91 − 42 =
- 16.62 − 43 =
- 17.70 − 37 =
- 18.53 − 14 =
- 19.92 − 68 =
- 20.76 − 16 =
- 21.60 − 24 =
- 22.54 − 18 =
- 23.98 − 13 =
- 24.62 − 33 =
- 25.56 − 39 =
- 26.66 − 51 =
- 27.67 − 21 =
- 28.69 − 16 =
- 29.97 − 66 =
- 30.90 − 44 =
- 31.68 − 54 =
- 32.89 − 64 =
- 33.53 − 15 =
- 34.53 − 18 =
- 35.61 − 49 =
- 36.85 − 21 =
- 37.62 − 46 =
- 38.76 − 51 =
- 39.58 − 28 =
- 40.84 − 64 =
Answer key
- 40
- 69
- 21
- 33
- 40
- 15
- 32
- 29
- 11
- 30
- 67
- 52
- 86
- 58
- 49
- 19
- 33
- 39
- 24
- 60
- 36
- 36
- 85
- 29
- 17
- 15
- 46
- 53
- 31
- 46
- 14
- 25
- 38
- 35
- 12
- 64
- 16
- 25
- 30
- 20
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths