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
- 1.66 − 22 =
- 2.69 − 47 =
- 3.59 − 47 =
- 4.98 − 24 =
- 5.59 − 31 =
- 6.86 − 45 =
- 7.92 − 13 =
- 8.69 − 21 =
- 9.58 − 21 =
- 10.97 − 69 =
- 11.74 − 27 =
- 12.58 − 38 =
- 13.95 − 71 =
- 14.88 − 42 =
- 15.74 − 45 =
- 16.68 − 41 =
- 17.71 − 31 =
- 18.84 − 48 =
- 19.78 − 17 =
- 20.73 − 38 =
- 21.97 − 73 =
- 22.98 − 38 =
- 23.91 − 81 =
- 24.93 − 21 =
- 25.63 − 31 =
- 26.95 − 85 =
- 27.74 − 51 =
- 28.63 − 41 =
- 29.86 − 74 =
- 30.85 − 67 =
- 31.56 − 18 =
- 32.69 − 18 =
- 33.79 − 27 =
- 34.65 − 31 =
- 35.62 − 51 =
- 36.68 − 56 =
- 37.62 − 37 =
- 38.66 − 27 =
- 39.79 − 38 =
- 40.95 − 66 =
Answer key
- 44
- 22
- 12
- 74
- 28
- 41
- 79
- 48
- 37
- 28
- 47
- 20
- 24
- 46
- 29
- 27
- 40
- 36
- 61
- 35
- 24
- 60
- 10
- 72
- 32
- 10
- 23
- 22
- 12
- 18
- 38
- 51
- 52
- 34
- 11
- 12
- 25
- 39
- 41
- 29
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths