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
- 1.82 − 17 =
- 2.78 − 54 =
- 3.59 − 12 =
- 4.59 − 19 =
- 5.77 − 21 =
- 6.71 − 16 =
- 7.76 − 39 =
- 8.65 − 47 =
- 9.71 − 28 =
- 10.70 − 23 =
- 11.60 − 41 =
- 12.77 − 38 =
- 13.93 − 53 =
- 14.65 − 32 =
- 15.62 − 22 =
- 16.86 − 36 =
- 17.93 − 41 =
- 18.87 − 32 =
- 19.80 − 39 =
- 20.94 − 56 =
- 21.80 − 55 =
- 22.77 − 63 =
- 23.66 − 34 =
- 24.58 − 21 =
- 25.57 − 42 =
- 26.57 − 31 =
- 27.76 − 23 =
- 28.84 − 49 =
- 29.54 − 26 =
- 30.80 − 48 =
- 31.60 − 31 =
- 32.65 − 38 =
- 33.65 − 26 =
- 34.62 − 52 =
- 35.78 − 25 =
- 36.57 − 22 =
- 37.59 − 21 =
- 38.89 − 32 =
- 39.62 − 19 =
- 40.73 − 45 =
Answer key
- 65
- 24
- 47
- 40
- 56
- 55
- 37
- 18
- 43
- 47
- 19
- 39
- 40
- 33
- 40
- 50
- 52
- 55
- 41
- 38
- 25
- 14
- 32
- 37
- 15
- 26
- 53
- 35
- 28
- 32
- 29
- 27
- 39
- 10
- 53
- 35
- 38
- 57
- 43
- 28
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths