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
- 1.69 − 47 =
- 2.53 − 18 =
- 3.92 − 74 =
- 4.99 − 53 =
- 5.84 − 35 =
- 6.65 − 45 =
- 7.53 − 28 =
- 8.79 − 31 =
- 9.73 − 29 =
- 10.73 − 56 =
- 11.57 − 27 =
- 12.99 − 61 =
- 13.64 − 25 =
- 14.92 − 18 =
- 15.54 − 17 =
- 16.52 − 32 =
- 17.95 − 78 =
- 18.75 − 51 =
- 19.59 − 49 =
- 20.65 − 38 =
- 21.83 − 66 =
- 22.71 − 33 =
- 23.66 − 36 =
- 24.93 − 79 =
- 25.70 − 12 =
- 26.77 − 31 =
- 27.56 − 12 =
- 28.71 − 26 =
- 29.77 − 26 =
- 30.54 − 21 =
- 31.97 − 39 =
- 32.97 − 62 =
- 33.96 − 71 =
- 34.58 − 18 =
- 35.76 − 25 =
- 36.67 − 14 =
- 37.70 − 34 =
- 38.86 − 33 =
- 39.64 − 17 =
- 40.75 − 42 =
Answer key
- 22
- 35
- 18
- 46
- 49
- 20
- 25
- 48
- 44
- 17
- 30
- 38
- 39
- 74
- 37
- 20
- 17
- 24
- 10
- 27
- 17
- 38
- 30
- 14
- 58
- 46
- 44
- 45
- 51
- 33
- 58
- 35
- 25
- 40
- 51
- 53
- 36
- 53
- 47
- 33
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths