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Add 30/18 and 49/28

1st number: 1 12/18, 2nd number: 1 21/28

30/18 + 49/28 is 41/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 28 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 18 × 14 = 252,
    30/18 = 30 × 14/18 × 14 = 420/252
  3. Likewise, for the 2nd fraction, since 28 × 9 = 252,
    49/28 = 49 × 9/28 × 9 = 441/252
  4. Add the two like fractions:
    420/252 + 441/252 = 420 + 441/252 = 861/252
  5. 861/252 simplified gives 41/12
  6. So, 30/18 + 49/28 = 41/12
    In mixed form: 35/12

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