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
- 1.92 − 69 =
- 2.85 − 58 =
- 3.57 − 21 =
- 4.61 − 17 =
- 5.91 − 24 =
- 6.53 − 21 =
- 7.64 − 23 =
- 8.82 − 21 =
- 9.77 − 64 =
- 10.94 − 42 =
- 11.59 − 46 =
- 12.58 − 22 =
- 13.78 − 12 =
- 14.89 − 65 =
- 15.91 − 19 =
- 16.57 − 41 =
- 17.77 − 18 =
- 18.63 − 35 =
- 19.93 − 24 =
- 20.92 − 54 =
- 21.76 − 52 =
- 22.64 − 12 =
- 23.78 − 54 =
- 24.68 − 25 =
- 25.62 − 21 =
- 26.75 − 43 =
- 27.92 − 51 =
- 28.58 − 23 =
- 29.61 − 18 =
- 30.85 − 16 =
- 31.54 − 44 =
- 32.95 − 42 =
- 33.78 − 51 =
- 34.56 − 16 =
- 35.59 − 23 =
- 36.58 − 33 =
- 37.70 − 18 =
- 38.67 − 27 =
- 39.68 − 12 =
- 40.75 − 21 =
Answer key
- 23
- 27
- 36
- 44
- 67
- 32
- 41
- 61
- 13
- 52
- 13
- 36
- 66
- 24
- 72
- 16
- 59
- 28
- 69
- 38
- 24
- 52
- 24
- 43
- 41
- 32
- 41
- 35
- 43
- 69
- 10
- 53
- 27
- 40
- 36
- 25
- 52
- 40
- 56
- 54
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths