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Add 30/28 and 81/12

1st number: 1 2/28, 2nd number: 6 9/12

30/28 + 81/12 is 219/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 12 is 84
  2. For the 1st fraction, since 28 × 3 = 84,
    30/28 = 30 × 3/28 × 3 = 90/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    81/12 = 81 × 7/12 × 7 = 567/84
  4. Add the two fractions:
    90/84 + 567/84 = 90 + 567/84 = 657/84
  5. 657/84 simplified gives 219/28
  6. So, 30/28 + 81/12 = 219/28
    In mixed form: 723/28

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