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 − 77 =
- 2.83 − 37 =
- 3.63 − 13 =
- 4.53 − 15 =
- 5.79 − 29 =
- 6.83 − 21 =
- 7.99 − 81 =
- 8.77 − 21 =
- 9.64 − 41 =
- 10.53 − 31 =
- 11.65 − 43 =
- 12.70 − 51 =
- 13.65 − 12 =
- 14.81 − 61 =
- 15.73 − 41 =
- 16.61 − 22 =
- 17.56 − 32 =
- 18.92 − 64 =
- 19.64 − 22 =
- 20.74 − 59 =
- 21.69 − 23 =
- 22.98 − 15 =
- 23.83 − 12 =
- 24.70 − 31 =
- 25.54 − 16 =
- 26.92 − 31 =
- 27.63 − 36 =
- 28.84 − 42 =
- 29.67 − 53 =
- 30.91 − 35 =
- 31.94 − 13 =
- 32.98 − 87 =
- 33.52 − 15 =
- 34.69 − 19 =
- 35.58 − 21 =
- 36.81 − 21 =
- 37.52 − 38 =
- 38.98 − 46 =
- 39.84 − 73 =
- 40.80 − 28 =
Answer key
- 19
- 46
- 50
- 38
- 50
- 62
- 18
- 56
- 23
- 22
- 22
- 19
- 53
- 20
- 32
- 39
- 24
- 28
- 42
- 15
- 46
- 83
- 71
- 39
- 38
- 61
- 27
- 42
- 14
- 56
- 81
- 11
- 37
- 50
- 37
- 60
- 14
- 52
- 11
- 52
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths