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
- 1.71 − 41 =
- 2.76 − 28 =
- 3.67 − 43 =
- 4.60 − 21 =
- 5.74 − 23 =
- 6.82 − 12 =
- 7.99 − 66 =
- 8.95 − 76 =
- 9.80 − 14 =
- 10.69 − 26 =
- 11.70 − 18 =
- 12.94 − 63 =
- 13.72 − 51 =
- 14.70 − 24 =
- 15.89 − 44 =
- 16.94 − 41 =
- 17.68 − 38 =
- 18.66 − 12 =
- 19.53 − 23 =
- 20.69 − 17 =
- 21.69 − 45 =
- 22.77 − 48 =
- 23.61 − 47 =
- 24.57 − 32 =
- 25.78 − 27 =
- 26.96 − 82 =
- 27.84 − 37 =
- 28.68 − 57 =
- 29.67 − 37 =
- 30.62 − 14 =
- 31.82 − 29 =
- 32.90 − 41 =
- 33.65 − 16 =
- 34.71 − 33 =
- 35.89 − 45 =
- 36.75 − 32 =
- 37.68 − 54 =
- 38.54 − 34 =
- 39.63 − 44 =
- 40.73 − 26 =
Answer key
- 30
- 48
- 24
- 39
- 51
- 70
- 33
- 19
- 66
- 43
- 52
- 31
- 21
- 46
- 45
- 53
- 30
- 54
- 30
- 52
- 24
- 29
- 14
- 25
- 51
- 14
- 47
- 11
- 30
- 48
- 53
- 49
- 49
- 38
- 44
- 43
- 14
- 20
- 19
- 47
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths