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 − 32 =
- 2.82 − 55 =
- 3.78 − 25 =
- 4.72 − 18 =
- 5.65 − 12 =
- 6.52 − 38 =
- 7.61 − 43 =
- 8.60 − 33 =
- 9.83 − 49 =
- 10.73 − 12 =
- 11.97 − 21 =
- 12.59 − 15 =
- 13.80 − 45 =
- 14.83 − 56 =
- 15.59 − 33 =
- 16.72 − 53 =
- 17.70 − 42 =
- 18.95 − 62 =
- 19.65 − 47 =
- 20.62 − 21 =
- 21.86 − 52 =
- 22.73 − 27 =
- 23.73 − 14 =
- 24.61 − 13 =
- 25.98 − 52 =
- 26.95 − 85 =
- 27.62 − 35 =
- 28.63 − 17 =
- 29.99 − 41 =
- 30.93 − 51 =
- 31.88 − 31 =
- 32.64 − 19 =
- 33.61 − 49 =
- 34.80 − 17 =
- 35.57 − 24 =
- 36.57 − 22 =
- 37.82 − 59 =
- 38.63 − 31 =
- 39.99 − 43 =
- 40.95 − 46 =
Answer key
- 34
- 27
- 53
- 54
- 53
- 14
- 18
- 27
- 34
- 61
- 76
- 44
- 35
- 27
- 26
- 19
- 28
- 33
- 18
- 41
- 34
- 46
- 59
- 48
- 46
- 10
- 27
- 46
- 58
- 42
- 57
- 45
- 12
- 63
- 33
- 35
- 23
- 32
- 56
- 49
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths