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
- 1.76 − 57 =
- 2.64 − 38 =
- 3.65 − 31 =
- 4.62 − 32 =
- 5.87 − 43 =
- 6.98 − 41 =
- 7.98 − 31 =
- 8.88 − 44 =
- 9.60 − 44 =
- 10.57 − 19 =
- 11.89 − 19 =
- 12.99 − 32 =
- 13.97 − 86 =
- 14.89 − 78 =
- 15.64 − 26 =
- 16.88 − 31 =
- 17.63 − 46 =
- 18.89 − 21 =
- 19.58 − 21 =
- 20.99 − 15 =
- 21.56 − 41 =
- 22.76 − 59 =
- 23.80 − 21 =
- 24.92 − 55 =
- 25.70 − 41 =
- 26.99 − 89 =
- 27.81 − 44 =
- 28.85 − 55 =
- 29.63 − 22 =
- 30.93 − 78 =
- 31.87 − 25 =
- 32.93 − 43 =
- 33.52 − 22 =
- 34.54 − 14 =
- 35.63 − 21 =
- 36.99 − 51 =
- 37.52 − 21 =
- 38.68 − 56 =
- 39.96 − 31 =
- 40.97 − 46 =
Answer key
- 19
- 26
- 34
- 30
- 44
- 57
- 67
- 44
- 16
- 38
- 70
- 67
- 11
- 11
- 38
- 57
- 17
- 68
- 37
- 84
- 15
- 17
- 59
- 37
- 29
- 10
- 37
- 30
- 41
- 15
- 62
- 50
- 30
- 40
- 42
- 48
- 31
- 12
- 65
- 51
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths