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Add 30/54 and 21/14

1st number: 30/54, 2nd number: 1 7/14

30/54 + 21/14 is 37/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 14 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    30/54 = 30 × 7/54 × 7 = 210/378
  3. Likewise, for the 2nd fraction, since 14 × 27 = 378,
    21/14 = 21 × 27/14 × 27 = 567/378
  4. Add the two like fractions:
    210/378 + 567/378 = 210 + 567/378 = 777/378
  5. 777/378 simplified gives 37/18
  6. So, 30/54 + 21/14 = 37/18
    In mixed form: 21/18

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