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 − 12 =
- 2.86 − 54 =
- 3.54 − 23 =
- 4.77 − 67 =
- 5.52 − 23 =
- 6.60 − 27 =
- 7.98 − 18 =
- 8.82 − 42 =
- 9.79 − 35 =
- 10.95 − 44 =
- 11.78 − 68 =
- 12.76 − 18 =
- 13.87 − 73 =
- 14.60 − 44 =
- 15.70 − 28 =
- 16.71 − 53 =
- 17.74 − 49 =
- 18.57 − 13 =
- 19.80 − 68 =
- 20.55 − 16 =
- 21.62 − 48 =
- 22.78 − 61 =
- 23.75 − 23 =
- 24.88 − 33 =
- 25.99 − 27 =
- 26.54 − 14 =
- 27.53 − 41 =
- 28.62 − 24 =
- 29.89 − 54 =
- 30.94 − 74 =
- 31.97 − 39 =
- 32.74 − 37 =
- 33.61 − 16 =
- 34.70 − 15 =
- 35.56 − 38 =
- 36.58 − 21 =
- 37.62 − 26 =
- 38.88 − 23 =
- 39.52 − 33 =
- 40.84 − 42 =
Answer key
- 72
- 32
- 31
- 10
- 29
- 33
- 80
- 40
- 44
- 51
- 10
- 58
- 14
- 16
- 42
- 18
- 25
- 44
- 12
- 39
- 14
- 17
- 52
- 55
- 72
- 40
- 12
- 38
- 35
- 20
- 58
- 37
- 45
- 55
- 18
- 37
- 36
- 65
- 19
- 42
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths