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
- 1.78 − 59 =
- 2.55 − 27 =
- 3.73 − 33 =
- 4.57 − 44 =
- 5.52 − 37 =
- 6.57 − 33 =
- 7.74 − 17 =
- 8.62 − 23 =
- 9.54 − 36 =
- 10.57 − 37 =
- 11.60 − 17 =
- 12.53 − 34 =
- 13.62 − 49 =
- 14.66 − 43 =
- 15.77 − 28 =
- 16.81 − 62 =
- 17.94 − 21 =
- 18.60 − 21 =
- 19.75 − 29 =
- 20.69 − 16 =
- 21.64 − 31 =
- 22.70 − 57 =
- 23.81 − 31 =
- 24.59 − 35 =
- 25.86 − 71 =
- 26.54 − 12 =
- 27.86 − 69 =
- 28.67 − 55 =
- 29.69 − 42 =
- 30.85 − 65 =
- 31.57 − 13 =
- 32.83 − 61 =
- 33.73 − 53 =
- 34.53 − 43 =
- 35.79 − 65 =
- 36.65 − 51 =
- 37.92 − 32 =
- 38.78 − 17 =
- 39.76 − 17 =
- 40.79 − 23 =
Answer key
- 19
- 28
- 40
- 13
- 15
- 24
- 57
- 39
- 18
- 20
- 43
- 19
- 13
- 23
- 49
- 19
- 73
- 39
- 46
- 53
- 33
- 13
- 50
- 24
- 15
- 42
- 17
- 12
- 27
- 20
- 44
- 22
- 20
- 10
- 14
- 14
- 60
- 61
- 59
- 56
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths