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
- 1.54 − 32 =
- 2.60 − 31 =
- 3.81 − 61 =
- 4.56 − 34 =
- 5.86 − 66 =
- 6.79 − 29 =
- 7.73 − 57 =
- 8.60 − 26 =
- 9.74 − 13 =
- 10.96 − 14 =
- 11.94 − 84 =
- 12.53 − 25 =
- 13.89 − 23 =
- 14.87 − 74 =
- 15.72 − 34 =
- 16.98 − 14 =
- 17.88 − 27 =
- 18.58 − 32 =
- 19.53 − 31 =
- 20.58 − 25 =
- 21.85 − 61 =
- 22.90 − 19 =
- 23.63 − 35 =
- 24.77 − 21 =
- 25.78 − 61 =
- 26.60 − 27 =
- 27.79 − 41 =
- 28.56 − 31 =
- 29.99 − 26 =
- 30.91 − 16 =
- 31.79 − 61 =
- 32.61 − 21 =
- 33.60 − 24 =
- 34.54 − 31 =
- 35.91 − 12 =
- 36.98 − 65 =
- 37.91 − 81 =
- 38.89 − 72 =
- 39.84 − 51 =
- 40.66 − 29 =
Answer key
- 22
- 29
- 20
- 22
- 20
- 50
- 16
- 34
- 61
- 82
- 10
- 28
- 66
- 13
- 38
- 84
- 61
- 26
- 22
- 33
- 24
- 71
- 28
- 56
- 17
- 33
- 38
- 25
- 73
- 75
- 18
- 40
- 36
- 23
- 79
- 33
- 10
- 17
- 33
- 37
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths