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
- 1.81 − 64 =
- 2.57 − 28 =
- 3.76 − 32 =
- 4.94 − 19 =
- 5.80 − 12 =
- 6.94 − 58 =
- 7.96 − 21 =
- 8.69 − 54 =
- 9.52 − 26 =
- 10.79 − 21 =
- 11.64 − 32 =
- 12.83 − 47 =
- 13.83 − 66 =
- 14.55 − 22 =
- 15.94 − 39 =
- 16.95 − 73 =
- 17.58 − 24 =
- 18.88 − 31 =
- 19.70 − 24 =
- 20.69 − 15 =
- 21.54 − 23 =
- 22.67 − 51 =
- 23.72 − 17 =
- 24.95 − 31 =
- 25.87 − 25 =
- 26.89 − 61 =
- 27.72 − 54 =
- 28.61 − 31 =
- 29.68 − 14 =
- 30.76 − 15 =
- 31.96 − 81 =
- 32.82 − 34 =
- 33.90 − 33 =
- 34.79 − 31 =
- 35.52 − 29 =
- 36.72 − 52 =
- 37.65 − 45 =
- 38.75 − 28 =
- 39.69 − 59 =
- 40.79 − 66 =
Answer key
- 17
- 29
- 44
- 75
- 68
- 36
- 75
- 15
- 26
- 58
- 32
- 36
- 17
- 33
- 55
- 22
- 34
- 57
- 46
- 54
- 31
- 16
- 55
- 64
- 62
- 28
- 18
- 30
- 54
- 61
- 15
- 48
- 57
- 48
- 23
- 20
- 20
- 47
- 10
- 13
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths