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
- 1.84 − 29 =
- 2.72 − 14 =
- 3.65 − 35 =
- 4.82 − 69 =
- 5.96 − 24 =
- 6.57 − 13 =
- 7.58 − 18 =
- 8.86 − 61 =
- 9.83 − 23 =
- 10.94 − 19 =
- 11.88 − 49 =
- 12.79 − 12 =
- 13.52 − 29 =
- 14.66 − 28 =
- 15.78 − 43 =
- 16.58 − 41 =
- 17.61 − 38 =
- 18.89 − 73 =
- 19.53 − 21 =
- 20.88 − 47 =
- 21.86 − 37 =
- 22.75 − 41 =
- 23.77 − 66 =
- 24.52 − 34 =
- 25.87 − 43 =
- 26.55 − 37 =
- 27.98 − 51 =
- 28.78 − 28 =
- 29.63 − 12 =
- 30.80 − 18 =
- 31.67 − 41 =
- 32.78 − 48 =
- 33.56 − 18 =
- 34.90 − 14 =
- 35.58 − 31 =
- 36.53 − 43 =
- 37.59 − 14 =
- 38.54 − 13 =
- 39.92 − 24 =
- 40.62 − 32 =
Answer key
- 55
- 58
- 30
- 13
- 72
- 44
- 40
- 25
- 60
- 75
- 39
- 67
- 23
- 38
- 35
- 17
- 23
- 16
- 32
- 41
- 49
- 34
- 11
- 18
- 44
- 18
- 47
- 50
- 51
- 62
- 26
- 30
- 38
- 76
- 27
- 10
- 45
- 41
- 68
- 30
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths