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Add 54/14 and 15/9

1st number: 3 12/14, 2nd number: 1 6/9

54/14 + 15/9 is 116/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 9 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 14 × 9 = 126,
    54/14 = 54 × 9/14 × 9 = 486/126
  3. Likewise, for the 2nd fraction, since 9 × 14 = 126,
    15/9 = 15 × 14/9 × 14 = 210/126
  4. Add the two like fractions:
    486/126 + 210/126 = 486 + 210/126 = 696/126
  5. 696/126 simplified gives 116/21
  6. So, 54/14 + 15/9 = 116/21
    In mixed form: 511/21

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