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
- 1.65 − 47 =
- 2.55 − 14 =
- 3.63 − 43 =
- 4.71 − 41 =
- 5.60 − 13 =
- 6.85 − 57 =
- 7.61 − 43 =
- 8.75 − 43 =
- 9.77 − 38 =
- 10.53 − 31 =
- 11.53 − 42 =
- 12.56 − 45 =
- 13.59 − 21 =
- 14.73 − 19 =
- 15.86 − 38 =
- 16.60 − 39 =
- 17.93 − 45 =
- 18.59 − 31 =
- 19.76 − 25 =
- 20.78 − 44 =
- 21.81 − 47 =
- 22.92 − 61 =
- 23.85 − 61 =
- 24.94 − 41 =
- 25.86 − 14 =
- 26.88 − 51 =
- 27.59 − 45 =
- 28.54 − 24 =
- 29.68 − 32 =
- 30.76 − 44 =
- 31.79 − 21 =
- 32.78 − 18 =
- 33.84 − 33 =
- 34.82 − 53 =
- 35.98 − 28 =
- 36.52 − 16 =
- 37.81 − 21 =
- 38.76 − 29 =
- 39.54 − 18 =
- 40.75 − 37 =
Answer key
- 18
- 41
- 20
- 30
- 47
- 28
- 18
- 32
- 39
- 22
- 11
- 11
- 38
- 54
- 48
- 21
- 48
- 28
- 51
- 34
- 34
- 31
- 24
- 53
- 72
- 37
- 14
- 30
- 36
- 32
- 58
- 60
- 51
- 29
- 70
- 36
- 60
- 47
- 36
- 38
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths