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
- 1.96 − 57 =
- 2.55 − 33 =
- 3.85 − 69 =
- 4.88 − 43 =
- 5.57 − 39 =
- 6.91 − 18 =
- 7.70 − 31 =
- 8.60 − 26 =
- 9.77 − 48 =
- 10.56 − 33 =
- 11.55 − 45 =
- 12.61 − 23 =
- 13.67 − 23 =
- 14.60 − 24 =
- 15.89 − 44 =
- 16.94 − 12 =
- 17.85 − 21 =
- 18.66 − 19 =
- 19.95 − 59 =
- 20.85 − 31 =
- 21.95 − 81 =
- 22.97 − 79 =
- 23.53 − 28 =
- 24.62 − 27 =
- 25.62 − 24 =
- 26.73 − 36 =
- 27.66 − 21 =
- 28.53 − 37 =
- 29.56 − 19 =
- 30.71 − 42 =
- 31.61 − 15 =
- 32.81 − 22 =
- 33.75 − 35 =
- 34.56 − 14 =
- 35.61 − 47 =
- 36.92 − 61 =
- 37.82 − 58 =
- 38.92 − 62 =
- 39.85 − 36 =
- 40.74 − 55 =
Answer key
- 39
- 22
- 16
- 45
- 18
- 73
- 39
- 34
- 29
- 23
- 10
- 38
- 44
- 36
- 45
- 82
- 64
- 47
- 36
- 54
- 14
- 18
- 25
- 35
- 38
- 37
- 45
- 16
- 37
- 29
- 46
- 59
- 40
- 42
- 14
- 31
- 24
- 30
- 49
- 19
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths