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
- 1.93 − 13 =
- 2.52 − 36 =
- 3.81 − 17 =
- 4.64 − 17 =
- 5.83 − 66 =
- 6.96 − 19 =
- 7.97 − 56 =
- 8.78 − 17 =
- 9.54 − 41 =
- 10.89 − 78 =
- 11.55 − 28 =
- 12.72 − 15 =
- 13.85 − 15 =
- 14.76 − 32 =
- 15.64 − 22 =
- 16.83 − 57 =
- 17.79 − 14 =
- 18.56 − 18 =
- 19.81 − 24 =
- 20.70 − 47 =
- 21.58 − 36 =
- 22.61 − 49 =
- 23.76 − 63 =
- 24.57 − 21 =
- 25.65 − 19 =
- 26.52 − 13 =
- 27.61 − 26 =
- 28.60 − 16 =
- 29.53 − 18 =
- 30.66 − 31 =
- 31.58 − 14 =
- 32.56 − 16 =
- 33.52 − 29 =
- 34.84 − 58 =
- 35.87 − 41 =
- 36.74 − 53 =
- 37.58 − 41 =
- 38.95 − 61 =
- 39.83 − 14 =
- 40.56 − 44 =
Answer key
- 80
- 16
- 64
- 47
- 17
- 77
- 41
- 61
- 13
- 11
- 27
- 57
- 70
- 44
- 42
- 26
- 65
- 38
- 57
- 23
- 22
- 12
- 13
- 36
- 46
- 39
- 35
- 44
- 35
- 35
- 44
- 40
- 23
- 26
- 46
- 21
- 17
- 34
- 69
- 12
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths