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
- 1.65 − 34 =
- 2.72 − 12 =
- 3.79 − 19 =
- 4.69 − 39 =
- 5.90 − 45 =
- 6.84 − 61 =
- 7.67 − 33 =
- 8.68 − 41 =
- 9.63 − 36 =
- 10.94 − 12 =
- 11.61 − 17 =
- 12.77 − 34 =
- 13.95 − 19 =
- 14.56 − 41 =
- 15.53 − 17 =
- 16.69 − 15 =
- 17.90 − 19 =
- 18.68 − 32 =
- 19.74 − 51 =
- 20.87 − 51 =
- 21.54 − 35 =
- 22.74 − 55 =
- 23.82 − 53 =
- 24.59 − 28 =
- 25.52 − 13 =
- 26.70 − 18 =
- 27.73 − 45 =
- 28.60 − 28 =
- 29.61 − 16 =
- 30.92 − 39 =
- 31.61 − 27 =
- 32.55 − 19 =
- 33.95 − 69 =
- 34.89 − 41 =
- 35.96 − 54 =
- 36.80 − 35 =
- 37.98 − 18 =
- 38.95 − 47 =
- 39.83 − 21 =
- 40.87 − 69 =
Answer key
- 31
- 60
- 60
- 30
- 45
- 23
- 34
- 27
- 27
- 82
- 44
- 43
- 76
- 15
- 36
- 54
- 71
- 36
- 23
- 36
- 19
- 19
- 29
- 31
- 39
- 52
- 28
- 32
- 45
- 53
- 34
- 36
- 26
- 48
- 42
- 45
- 80
- 48
- 62
- 18
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths