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
- 1.83 − 19 =
- 2.68 − 31 =
- 3.55 − 28 =
- 4.75 − 42 =
- 5.88 − 33 =
- 6.65 − 12 =
- 7.82 − 38 =
- 8.54 − 37 =
- 9.78 − 35 =
- 10.58 − 47 =
- 11.94 − 23 =
- 12.55 − 45 =
- 13.62 − 21 =
- 14.75 − 35 =
- 15.60 − 31 =
- 16.98 − 33 =
- 17.87 − 56 =
- 18.77 − 23 =
- 19.61 − 19 =
- 20.85 − 73 =
- 21.84 − 46 =
- 22.92 − 48 =
- 23.97 − 71 =
- 24.68 − 39 =
- 25.95 − 81 =
- 26.96 − 65 =
- 27.91 − 73 =
- 28.52 − 42 =
- 29.98 − 41 =
- 30.90 − 57 =
- 31.53 − 36 =
- 32.65 − 19 =
- 33.66 − 41 =
- 34.56 − 14 =
- 35.78 − 46 =
- 36.76 − 41 =
- 37.57 − 14 =
- 38.95 − 38 =
- 39.99 − 82 =
- 40.81 − 16 =
Answer key
- 64
- 37
- 27
- 33
- 55
- 53
- 44
- 17
- 43
- 11
- 71
- 10
- 41
- 40
- 29
- 65
- 31
- 54
- 42
- 12
- 38
- 44
- 26
- 29
- 14
- 31
- 18
- 10
- 57
- 33
- 17
- 46
- 25
- 42
- 32
- 35
- 43
- 57
- 17
- 65
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths