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
- 1.60 − 48 =
- 2.54 − 17 =
- 3.65 − 53 =
- 4.59 − 33 =
- 5.59 − 35 =
- 6.95 − 81 =
- 7.89 − 13 =
- 8.79 − 32 =
- 9.66 − 35 =
- 10.54 − 31 =
- 11.93 − 18 =
- 12.92 − 57 =
- 13.68 − 43 =
- 14.92 − 17 =
- 15.67 − 45 =
- 16.97 − 15 =
- 17.57 − 26 =
- 18.52 − 18 =
- 19.65 − 26 =
- 20.53 − 35 =
- 21.62 − 27 =
- 22.90 − 63 =
- 23.72 − 26 =
- 24.97 − 27 =
- 25.67 − 15 =
- 26.58 − 41 =
- 27.79 − 17 =
- 28.57 − 17 =
- 29.82 − 49 =
- 30.78 − 56 =
- 31.66 − 19 =
- 32.65 − 32 =
- 33.62 − 48 =
- 34.55 − 43 =
- 35.98 − 71 =
- 36.55 − 34 =
- 37.74 − 15 =
- 38.65 − 41 =
- 39.69 − 21 =
- 40.69 − 15 =
Answer key
- 12
- 37
- 12
- 26
- 24
- 14
- 76
- 47
- 31
- 23
- 75
- 35
- 25
- 75
- 22
- 82
- 31
- 34
- 39
- 18
- 35
- 27
- 46
- 70
- 52
- 17
- 62
- 40
- 33
- 22
- 47
- 33
- 14
- 12
- 27
- 21
- 59
- 24
- 48
- 54
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths