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
- 1.77 − 26 =
- 2.93 − 41 =
- 3.65 − 32 =
- 4.92 − 13 =
- 5.78 − 38 =
- 6.90 − 47 =
- 7.82 − 23 =
- 8.71 − 18 =
- 9.61 − 22 =
- 10.83 − 41 =
- 11.75 − 65 =
- 12.86 − 12 =
- 13.68 − 26 =
- 14.59 − 39 =
- 15.57 − 41 =
- 16.79 − 28 =
- 17.75 − 43 =
- 18.63 − 45 =
- 19.75 − 52 =
- 20.82 − 69 =
- 21.77 − 59 =
- 22.60 − 46 =
- 23.59 − 21 =
- 24.54 − 18 =
- 25.96 − 43 =
- 26.60 − 38 =
- 27.68 − 21 =
- 28.98 − 68 =
- 29.58 − 13 =
- 30.56 − 41 =
- 31.81 − 31 =
- 32.63 − 14 =
- 33.57 − 19 =
- 34.88 − 49 =
- 35.95 − 28 =
- 36.92 − 67 =
- 37.65 − 29 =
- 38.58 − 18 =
- 39.59 − 17 =
- 40.74 − 39 =
Answer key
- 51
- 52
- 33
- 79
- 40
- 43
- 59
- 53
- 39
- 42
- 10
- 74
- 42
- 20
- 16
- 51
- 32
- 18
- 23
- 13
- 18
- 14
- 38
- 36
- 53
- 22
- 47
- 30
- 45
- 15
- 50
- 49
- 38
- 39
- 67
- 25
- 36
- 40
- 42
- 35
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths