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Add 90/28 and 54/18

1st number: 3 6/28, 2nd number: 3 0/18

90/28 + 54/18 is 87/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 18 is 252
  2. For the 1st fraction, since 28 × 9 = 252,
    90/28 = 90 × 9/28 × 9 = 810/252
  3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
    54/18 = 54 × 14/18 × 14 = 756/252
  4. Add the two fractions:
    810/252 + 756/252 = 810 + 756/252 = 1566/252
  5. 1566/252 simplified gives 87/14
  6. So, 90/28 + 54/18 = 87/14
    In mixed form: 63/14

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