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
- 1.54 − 34 =
- 2.65 − 55 =
- 3.56 − 19 =
- 4.95 − 68 =
- 5.75 − 17 =
- 6.69 − 47 =
- 7.99 − 16 =
- 8.71 − 31 =
- 9.97 − 55 =
- 10.68 − 17 =
- 11.80 − 67 =
- 12.90 − 55 =
- 13.90 − 16 =
- 14.79 − 32 =
- 15.97 − 44 =
- 16.55 − 29 =
- 17.82 − 24 =
- 18.73 − 27 =
- 19.84 − 63 =
- 20.61 − 33 =
- 21.80 − 59 =
- 22.67 − 15 =
- 23.79 − 31 =
- 24.72 − 33 =
- 25.58 − 33 =
- 26.73 − 61 =
- 27.57 − 34 =
- 28.81 − 32 =
- 29.67 − 37 =
- 30.77 − 25 =
- 31.56 − 36 =
- 32.63 − 21 =
- 33.89 − 51 =
- 34.90 − 29 =
- 35.81 − 49 =
- 36.93 − 67 =
- 37.71 − 51 =
- 38.96 − 65 =
- 39.97 − 51 =
- 40.54 − 25 =
Answer key
- 20
- 10
- 37
- 27
- 58
- 22
- 83
- 40
- 42
- 51
- 13
- 35
- 74
- 47
- 53
- 26
- 58
- 46
- 21
- 28
- 21
- 52
- 48
- 39
- 25
- 12
- 23
- 49
- 30
- 52
- 20
- 42
- 38
- 61
- 32
- 26
- 20
- 31
- 46
- 29
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths