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 − 74 =
- 2.85 − 66 =
- 3.83 − 42 =
- 4.79 − 67 =
- 5.80 − 27 =
- 6.56 − 26 =
- 7.69 − 27 =
- 8.91 − 23 =
- 9.59 − 38 =
- 10.92 − 27 =
- 11.75 − 52 =
- 12.61 − 41 =
- 13.61 − 12 =
- 14.54 − 44 =
- 15.72 − 39 =
- 16.66 − 15 =
- 17.85 − 61 =
- 18.74 − 22 =
- 19.56 − 35 =
- 20.81 − 14 =
- 21.98 − 25 =
- 22.55 − 41 =
- 23.52 − 14 =
- 24.96 − 52 =
- 25.87 − 67 =
- 26.68 − 35 =
- 27.53 − 22 =
- 28.60 − 35 =
- 29.57 − 12 =
- 30.74 − 52 =
- 31.78 − 46 =
- 32.59 − 41 =
- 33.60 − 12 =
- 34.82 − 62 =
- 35.59 − 42 =
- 36.62 − 24 =
- 37.80 − 12 =
- 38.80 − 59 =
- 39.62 − 42 =
- 40.69 − 21 =
Answer key
- 15
- 19
- 41
- 12
- 53
- 30
- 42
- 68
- 21
- 65
- 23
- 20
- 49
- 10
- 33
- 51
- 24
- 52
- 21
- 67
- 73
- 14
- 38
- 44
- 20
- 33
- 31
- 25
- 45
- 22
- 32
- 18
- 48
- 20
- 17
- 38
- 68
- 21
- 20
- 48
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths