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
- 1.61 − 16 =
- 2.74 − 38 =
- 3.74 − 25 =
- 4.86 − 31 =
- 5.93 − 82 =
- 6.59 − 27 =
- 7.93 − 19 =
- 8.77 − 32 =
- 9.55 − 21 =
- 10.61 − 36 =
- 11.83 − 53 =
- 12.79 − 23 =
- 13.98 − 81 =
- 14.81 − 62 =
- 15.84 − 51 =
- 16.99 − 52 =
- 17.99 − 62 =
- 18.96 − 79 =
- 19.93 − 26 =
- 20.74 − 13 =
- 21.82 − 53 =
- 22.98 − 42 =
- 23.74 − 49 =
- 24.60 − 33 =
- 25.92 − 53 =
- 26.60 − 51 =
- 27.77 − 67 =
- 28.66 − 55 =
- 29.53 − 13 =
- 30.91 − 21 =
- 31.57 − 16 =
- 32.92 − 47 =
- 33.81 − 46 =
- 34.67 − 42 =
- 35.81 − 61 =
- 36.53 − 41 =
- 37.83 − 32 =
- 38.52 − 19 =
- 39.68 − 21 =
- 40.95 − 21 =
Answer key
- 45
- 36
- 49
- 55
- 11
- 32
- 74
- 45
- 34
- 25
- 30
- 56
- 17
- 19
- 33
- 47
- 37
- 17
- 67
- 61
- 29
- 56
- 25
- 27
- 39
- 9
- 10
- 11
- 40
- 70
- 41
- 45
- 35
- 25
- 20
- 12
- 51
- 33
- 47
- 74
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths