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
- 1.91 − 77 =
- 2.87 − 17 =
- 3.72 − 29 =
- 4.65 − 51 =
- 5.59 − 22 =
- 6.99 − 24 =
- 7.81 − 52 =
- 8.56 − 37 =
- 9.83 − 36 =
- 10.79 − 47 =
- 11.79 − 67 =
- 12.94 − 13 =
- 13.81 − 42 =
- 14.55 − 27 =
- 15.63 − 35 =
- 16.77 − 54 =
- 17.90 − 18 =
- 18.64 − 52 =
- 19.68 − 44 =
- 20.70 − 38 =
- 21.64 − 12 =
- 22.65 − 42 =
- 23.58 − 15 =
- 24.58 − 32 =
- 25.62 − 19 =
- 26.94 − 19 =
- 27.77 − 21 =
- 28.77 − 38 =
- 29.81 − 24 =
- 30.68 − 33 =
- 31.81 − 25 =
- 32.63 − 24 =
- 33.60 − 15 =
- 34.65 − 15 =
- 35.62 − 45 =
- 36.82 − 12 =
- 37.92 − 74 =
- 38.64 − 41 =
- 39.96 − 27 =
- 40.94 − 24 =
Answer key
- 14
- 70
- 43
- 14
- 37
- 75
- 29
- 19
- 47
- 32
- 12
- 81
- 39
- 28
- 28
- 23
- 72
- 12
- 24
- 32
- 52
- 23
- 43
- 26
- 43
- 75
- 56
- 39
- 57
- 35
- 56
- 39
- 45
- 50
- 17
- 70
- 18
- 23
- 69
- 70
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths