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
- 1.95 − 18 =
- 2.98 − 14 =
- 3.65 − 15 =
- 4.72 − 51 =
- 5.53 − 17 =
- 6.89 − 13 =
- 7.94 − 13 =
- 8.52 − 14 =
- 9.80 − 63 =
- 10.65 − 46 =
- 11.62 − 14 =
- 12.82 − 37 =
- 13.81 − 21 =
- 14.52 − 41 =
- 15.56 − 14 =
- 16.52 − 31 =
- 17.90 − 63 =
- 18.82 − 22 =
- 19.81 − 31 =
- 20.85 − 74 =
- 21.90 − 21 =
- 22.97 − 65 =
- 23.79 − 15 =
- 24.87 − 51 =
- 25.59 − 23 =
- 26.89 − 19 =
- 27.91 − 35 =
- 28.52 − 34 =
- 29.73 − 44 =
- 30.97 − 21 =
- 31.64 − 51 =
- 32.79 − 59 =
- 33.88 − 52 =
- 34.56 − 41 =
- 35.88 − 39 =
- 36.62 − 45 =
- 37.54 − 29 =
- 38.74 − 44 =
- 39.53 − 27 =
- 40.83 − 54 =
Answer key
- 77
- 84
- 50
- 21
- 36
- 76
- 81
- 38
- 17
- 19
- 48
- 45
- 60
- 11
- 42
- 21
- 27
- 60
- 50
- 11
- 69
- 32
- 64
- 36
- 36
- 70
- 56
- 18
- 29
- 76
- 13
- 20
- 36
- 15
- 49
- 17
- 25
- 30
- 26
- 29
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths