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
- 1.72 − 27 =
- 2.52 − 25 =
- 3.86 − 69 =
- 4.79 − 37 =
- 5.57 − 18 =
- 6.83 − 44 =
- 7.85 − 13 =
- 8.69 − 59 =
- 9.58 − 25 =
- 10.80 − 53 =
- 11.85 − 26 =
- 12.69 − 54 =
- 13.73 − 13 =
- 14.71 − 61 =
- 15.71 − 21 =
- 16.71 − 41 =
- 17.64 − 41 =
- 18.93 − 54 =
- 19.65 − 29 =
- 20.53 − 17 =
- 21.70 − 18 =
- 22.79 − 51 =
- 23.96 − 22 =
- 24.62 − 38 =
- 25.97 − 26 =
- 26.74 − 17 =
- 27.61 − 37 =
- 28.81 − 59 =
- 29.95 − 21 =
- 30.66 − 27 =
- 31.91 − 66 =
- 32.62 − 24 =
- 33.94 − 21 =
- 34.72 − 28 =
- 35.61 − 22 =
- 36.67 − 15 =
- 37.87 − 21 =
- 38.95 − 49 =
- 39.76 − 61 =
- 40.86 − 34 =
Answer key
- 45
- 27
- 17
- 42
- 39
- 39
- 72
- 10
- 33
- 27
- 59
- 15
- 60
- 10
- 50
- 30
- 23
- 39
- 36
- 36
- 52
- 28
- 74
- 24
- 71
- 57
- 24
- 22
- 74
- 39
- 25
- 38
- 73
- 44
- 39
- 52
- 66
- 46
- 15
- 52
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths