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
- 1.90 − 74 =
- 2.75 − 24 =
- 3.79 − 43 =
- 4.85 − 23 =
- 5.83 − 42 =
- 6.79 − 22 =
- 7.96 − 42 =
- 8.60 − 21 =
- 9.72 − 44 =
- 10.59 − 34 =
- 11.62 − 44 =
- 12.87 − 16 =
- 13.87 − 59 =
- 14.55 − 37 =
- 15.58 − 32 =
- 16.55 − 23 =
- 17.52 − 22 =
- 18.79 − 44 =
- 19.59 − 39 =
- 20.81 − 43 =
- 21.60 − 14 =
- 22.71 − 33 =
- 23.87 − 75 =
- 24.99 − 79 =
- 25.59 − 41 =
- 26.52 − 41 =
- 27.94 − 31 =
- 28.91 − 16 =
- 29.82 − 66 =
- 30.69 − 51 =
- 31.73 − 34 =
- 32.87 − 22 =
- 33.70 − 28 =
- 34.58 − 37 =
- 35.62 − 26 =
- 36.63 − 21 =
- 37.96 − 56 =
- 38.83 − 37 =
- 39.53 − 23 =
- 40.61 − 21 =
Answer key
- 16
- 51
- 36
- 62
- 41
- 57
- 54
- 39
- 28
- 25
- 18
- 71
- 28
- 18
- 26
- 32
- 30
- 35
- 20
- 38
- 46
- 38
- 12
- 20
- 18
- 11
- 63
- 75
- 16
- 18
- 39
- 65
- 42
- 21
- 36
- 42
- 40
- 46
- 30
- 40
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths