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
- 1.88 − 71 =
- 2.70 − 53 =
- 3.90 − 55 =
- 4.71 − 59 =
- 5.65 − 37 =
- 6.72 − 44 =
- 7.61 − 49 =
- 8.88 − 12 =
- 9.71 − 54 =
- 10.66 − 28 =
- 11.78 − 41 =
- 12.98 − 76 =
- 13.93 − 44 =
- 14.80 − 12 =
- 15.88 − 31 =
- 16.63 − 16 =
- 17.82 − 63 =
- 18.56 − 45 =
- 19.86 − 24 =
- 20.75 − 45 =
- 21.77 − 54 =
- 22.70 − 36 =
- 23.56 − 14 =
- 24.69 − 31 =
- 25.59 − 29 =
- 26.80 − 43 =
- 27.97 − 51 =
- 28.64 − 15 =
- 29.94 − 71 =
- 30.70 − 23 =
- 31.71 − 61 =
- 32.88 − 16 =
- 33.80 − 25 =
- 34.74 − 12 =
- 35.70 − 17 =
- 36.80 − 28 =
- 37.85 − 12 =
- 38.85 − 61 =
- 39.89 − 48 =
- 40.96 − 19 =
Answer key
- 17
- 17
- 35
- 12
- 28
- 28
- 12
- 76
- 17
- 38
- 37
- 22
- 49
- 68
- 57
- 47
- 19
- 11
- 62
- 30
- 23
- 34
- 42
- 38
- 30
- 37
- 46
- 49
- 23
- 47
- 10
- 72
- 55
- 62
- 53
- 52
- 73
- 24
- 41
- 77
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths