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
- 1.95 − 47 =
- 2.94 − 12 =
- 3.58 − 31 =
- 4.75 − 15 =
- 5.53 − 28 =
- 6.94 − 49 =
- 7.60 − 41 =
- 8.88 − 43 =
- 9.56 − 31 =
- 10.98 − 19 =
- 11.63 − 14 =
- 12.82 − 29 =
- 13.87 − 71 =
- 14.72 − 54 =
- 15.65 − 31 =
- 16.81 − 27 =
- 17.57 − 44 =
- 18.76 − 28 =
- 19.89 − 79 =
- 20.73 − 31 =
- 21.92 − 46 =
- 22.57 − 13 =
- 23.65 − 55 =
- 24.54 − 31 =
- 25.89 − 56 =
- 26.95 − 51 =
- 27.68 − 16 =
- 28.67 − 56 =
- 29.70 − 19 =
- 30.59 − 18 =
- 31.82 − 49 =
- 32.55 − 41 =
- 33.68 − 21 =
- 34.85 − 73 =
- 35.90 − 68 =
- 36.59 − 41 =
- 37.67 − 19 =
- 38.76 − 21 =
- 39.57 − 43 =
- 40.52 − 25 =
Answer key
- 48
- 82
- 27
- 60
- 25
- 45
- 19
- 45
- 25
- 79
- 49
- 53
- 16
- 18
- 34
- 54
- 13
- 48
- 10
- 42
- 46
- 44
- 10
- 23
- 33
- 44
- 52
- 11
- 51
- 41
- 33
- 14
- 47
- 12
- 22
- 18
- 48
- 55
- 14
- 27
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths