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
- 1.79 − 53 =
- 2.52 − 17 =
- 3.70 − 39 =
- 4.67 − 53 =
- 5.60 − 22 =
- 6.86 − 24 =
- 7.66 − 13 =
- 8.63 − 13 =
- 9.68 − 16 =
- 10.58 − 31 =
- 11.53 − 28 =
- 12.79 − 33 =
- 13.63 − 49 =
- 14.85 − 34 =
- 15.74 − 15 =
- 16.69 − 26 =
- 17.59 − 12 =
- 18.82 − 38 =
- 19.61 − 46 =
- 20.82 − 21 =
- 21.69 − 37 =
- 22.79 − 68 =
- 23.77 − 52 =
- 24.67 − 17 =
- 25.82 − 63 =
- 26.69 − 13 =
- 27.93 − 78 =
- 28.90 − 51 =
- 29.91 − 42 =
- 30.69 − 53 =
- 31.93 − 15 =
- 32.79 − 13 =
- 33.83 − 21 =
- 34.85 − 35 =
- 35.89 − 62 =
- 36.79 − 21 =
- 37.68 − 41 =
- 38.76 − 32 =
- 39.86 − 18 =
- 40.55 − 31 =
Answer key
- 26
- 35
- 31
- 14
- 38
- 62
- 53
- 50
- 52
- 27
- 25
- 46
- 14
- 51
- 59
- 43
- 47
- 44
- 15
- 61
- 32
- 11
- 25
- 50
- 19
- 56
- 15
- 39
- 49
- 16
- 78
- 66
- 62
- 50
- 27
- 58
- 27
- 44
- 68
- 24
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths