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
- 1.58 − 14 =
- 2.73 − 13 =
- 3.94 − 79 =
- 4.56 − 37 =
- 5.69 − 33 =
- 6.64 − 42 =
- 7.97 − 16 =
- 8.74 − 15 =
- 9.69 − 43 =
- 10.54 − 34 =
- 11.66 − 16 =
- 12.61 − 27 =
- 13.85 − 69 =
- 14.60 − 32 =
- 15.80 − 63 =
- 16.59 − 49 =
- 17.95 − 59 =
- 18.54 − 16 =
- 19.79 − 15 =
- 20.60 − 27 =
- 21.57 − 21 =
- 22.52 − 12 =
- 23.85 − 17 =
- 24.81 − 34 =
- 25.94 − 83 =
- 26.62 − 37 =
- 27.94 − 34 =
- 28.64 − 32 =
- 29.86 − 48 =
- 30.96 − 84 =
- 31.93 − 35 =
- 32.54 − 18 =
- 33.68 − 38 =
- 34.66 − 35 =
- 35.87 − 17 =
- 36.57 − 28 =
- 37.54 − 21 =
- 38.78 − 44 =
- 39.78 − 26 =
- 40.78 − 36 =
Answer key
- 44
- 60
- 15
- 19
- 36
- 22
- 81
- 59
- 26
- 20
- 50
- 34
- 16
- 28
- 17
- 10
- 36
- 38
- 64
- 33
- 36
- 40
- 68
- 47
- 11
- 25
- 60
- 32
- 38
- 12
- 58
- 36
- 30
- 31
- 70
- 29
- 33
- 34
- 52
- 42
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths