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
- 1.72 − 38 =
- 2.84 − 71 =
- 3.53 − 31 =
- 4.67 − 44 =
- 5.88 − 54 =
- 6.88 − 51 =
- 7.74 − 62 =
- 8.74 − 17 =
- 9.73 − 45 =
- 10.92 − 74 =
- 11.77 − 28 =
- 12.56 − 32 =
- 13.76 − 38 =
- 14.88 − 78 =
- 15.73 − 15 =
- 16.82 − 58 =
- 17.60 − 13 =
- 18.83 − 41 =
- 19.54 − 32 =
- 20.74 − 46 =
- 21.56 − 14 =
- 22.89 − 56 =
- 23.98 − 44 =
- 24.76 − 58 =
- 25.60 − 41 =
- 26.73 − 19 =
- 27.64 − 38 =
- 28.90 − 72 =
- 29.99 − 23 =
- 30.56 − 31 =
- 31.90 − 61 =
- 32.84 − 17 =
- 33.75 − 61 =
- 34.62 − 23 =
- 35.73 − 37 =
- 36.68 − 31 =
- 37.90 − 26 =
- 38.81 − 46 =
- 39.70 − 45 =
- 40.57 − 32 =
Answer key
- 34
- 13
- 22
- 23
- 34
- 37
- 12
- 57
- 28
- 18
- 49
- 24
- 38
- 10
- 58
- 24
- 47
- 42
- 22
- 28
- 42
- 33
- 54
- 18
- 19
- 54
- 26
- 18
- 76
- 25
- 29
- 67
- 14
- 39
- 36
- 37
- 64
- 35
- 25
- 25
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths