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
- 1.86 − 52 =
- 2.58 − 45 =
- 3.98 − 15 =
- 4.70 − 59 =
- 5.59 − 37 =
- 6.64 − 23 =
- 7.71 − 31 =
- 8.53 − 31 =
- 9.97 − 81 =
- 10.80 − 23 =
- 11.79 − 65 =
- 12.52 − 32 =
- 13.86 − 21 =
- 14.56 − 17 =
- 15.76 − 57 =
- 16.81 − 19 =
- 17.80 − 29 =
- 18.60 − 16 =
- 19.84 − 46 =
- 20.53 − 15 =
- 21.76 − 27 =
- 22.63 − 41 =
- 23.75 − 29 =
- 24.95 − 25 =
- 25.79 − 29 =
- 26.64 − 44 =
- 27.85 − 25 =
- 28.73 − 59 =
- 29.69 − 21 =
- 30.96 − 24 =
- 31.58 − 17 =
- 32.99 − 62 =
- 33.75 − 57 =
- 34.53 − 21 =
- 35.77 − 63 =
- 36.81 − 66 =
- 37.90 − 21 =
- 38.73 − 22 =
- 39.89 − 49 =
- 40.95 − 72 =
Answer key
- 34
- 13
- 83
- 11
- 22
- 41
- 40
- 22
- 16
- 57
- 14
- 20
- 65
- 39
- 19
- 62
- 51
- 44
- 38
- 38
- 49
- 22
- 46
- 70
- 50
- 20
- 60
- 14
- 48
- 72
- 41
- 37
- 18
- 32
- 14
- 15
- 69
- 51
- 40
- 23
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths