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
- 1.62 − 24 =
- 2.61 − 14 =
- 3.70 − 31 =
- 4.73 − 12 =
- 5.83 − 72 =
- 6.67 − 23 =
- 7.79 − 22 =
- 8.83 − 55 =
- 9.54 − 35 =
- 10.95 − 56 =
- 11.84 − 33 =
- 12.74 − 14 =
- 13.96 − 65 =
- 14.92 − 44 =
- 15.77 − 61 =
- 16.77 − 44 =
- 17.57 − 34 =
- 18.67 − 12 =
- 19.82 − 51 =
- 20.59 − 41 =
- 21.95 − 53 =
- 22.60 − 38 =
- 23.76 − 24 =
- 24.79 − 35 =
- 25.68 − 53 =
- 26.81 − 31 =
- 27.92 − 43 =
- 28.71 − 36 =
- 29.87 − 61 =
- 30.77 − 42 =
- 31.91 − 43 =
- 32.72 − 33 =
- 33.97 − 65 =
- 34.78 − 55 =
- 35.57 − 47 =
- 36.60 − 31 =
- 37.56 − 13 =
- 38.74 − 23 =
- 39.84 − 67 =
- 40.59 − 13 =
Answer key
- 38
- 47
- 39
- 61
- 11
- 44
- 57
- 28
- 19
- 39
- 51
- 60
- 31
- 48
- 16
- 33
- 23
- 55
- 31
- 18
- 42
- 22
- 52
- 44
- 15
- 50
- 49
- 35
- 26
- 35
- 48
- 39
- 32
- 23
- 10
- 29
- 43
- 51
- 17
- 46
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths