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
- 1.90 − 52 =
- 2.94 − 82 =
- 3.79 − 56 =
- 4.54 − 24 =
- 5.55 − 45 =
- 6.84 − 51 =
- 7.78 − 32 =
- 8.55 − 19 =
- 9.67 − 27 =
- 10.57 − 46 =
- 11.69 − 12 =
- 12.98 − 83 =
- 13.82 − 41 =
- 14.79 − 31 =
- 15.91 − 44 =
- 16.94 − 58 =
- 17.82 − 63 =
- 18.55 − 15 =
- 19.55 − 28 =
- 20.57 − 13 =
- 21.97 − 18 =
- 22.91 − 21 =
- 23.76 − 31 =
- 24.79 − 69 =
- 25.59 − 23 =
- 26.65 − 51 =
- 27.86 − 19 =
- 28.59 − 49 =
- 29.64 − 26 =
- 30.93 − 44 =
- 31.98 − 15 =
- 32.67 − 54 =
- 33.86 − 68 =
- 34.88 − 28 =
- 35.97 − 36 =
- 36.64 − 48 =
- 37.93 − 31 =
- 38.76 − 66 =
- 39.84 − 72 =
- 40.62 − 17 =
Answer key
- 38
- 12
- 23
- 30
- 10
- 33
- 46
- 36
- 40
- 11
- 57
- 15
- 41
- 48
- 47
- 36
- 19
- 40
- 27
- 44
- 79
- 70
- 45
- 10
- 36
- 14
- 67
- 10
- 38
- 49
- 83
- 13
- 18
- 60
- 61
- 16
- 62
- 10
- 12
- 45
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths