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
- 1.82 − 66 =
- 2.87 − 62 =
- 3.86 − 17 =
- 4.91 − 29 =
- 5.92 − 48 =
- 6.87 − 47 =
- 7.73 − 25 =
- 8.68 − 17 =
- 9.65 − 31 =
- 10.77 − 14 =
- 11.61 − 31 =
- 12.54 − 21 =
- 13.55 − 16 =
- 14.74 − 24 =
- 15.98 − 54 =
- 16.91 − 73 =
- 17.88 − 12 =
- 18.65 − 37 =
- 19.58 − 21 =
- 20.64 − 27 =
- 21.53 − 21 =
- 22.67 − 18 =
- 23.91 − 52 =
- 24.76 − 27 =
- 25.89 − 49 =
- 26.97 − 33 =
- 27.59 − 28 =
- 28.73 − 54 =
- 29.70 − 38 =
- 30.58 − 29 =
- 31.95 − 13 =
- 32.89 − 66 =
- 33.66 − 39 =
- 34.79 − 63 =
- 35.65 − 22 =
- 36.90 − 46 =
- 37.92 − 61 =
- 38.86 − 72 =
- 39.63 − 21 =
- 40.95 − 45 =
Answer key
- 16
- 25
- 69
- 62
- 44
- 40
- 48
- 51
- 34
- 63
- 30
- 33
- 39
- 50
- 44
- 18
- 76
- 28
- 37
- 37
- 32
- 49
- 39
- 49
- 40
- 64
- 31
- 19
- 32
- 29
- 82
- 23
- 27
- 16
- 43
- 44
- 31
- 14
- 42
- 50
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths