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
- 1.59 − 31 =
- 2.59 − 33 =
- 3.82 − 31 =
- 4.70 − 36 =
- 5.97 − 85 =
- 6.64 − 27 =
- 7.57 − 31 =
- 8.74 − 51 =
- 9.86 − 51 =
- 10.86 − 37 =
- 11.80 − 46 =
- 12.90 − 62 =
- 13.96 − 36 =
- 14.73 − 35 =
- 15.56 − 12 =
- 16.84 − 37 =
- 17.57 − 39 =
- 18.80 − 17 =
- 19.83 − 61 =
- 20.99 − 12 =
- 21.89 − 21 =
- 22.83 − 36 =
- 23.70 − 25 =
- 24.74 − 15 =
- 25.57 − 35 =
- 26.56 − 34 =
- 27.81 − 47 =
- 28.67 − 49 =
- 29.66 − 32 =
- 30.85 − 55 =
- 31.60 − 39 =
- 32.58 − 26 =
- 33.77 − 25 =
- 34.53 − 41 =
- 35.80 − 51 =
- 36.88 − 46 =
- 37.79 − 46 =
- 38.95 − 21 =
- 39.57 − 25 =
- 40.83 − 44 =
Answer key
- 28
- 26
- 51
- 34
- 12
- 37
- 26
- 23
- 35
- 49
- 34
- 28
- 60
- 38
- 44
- 47
- 18
- 63
- 22
- 87
- 68
- 47
- 45
- 59
- 22
- 22
- 34
- 18
- 34
- 30
- 21
- 32
- 52
- 12
- 29
- 42
- 33
- 74
- 32
- 39
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths