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Add 90/18 and 28/15

1st number: 5 0/18, 2nd number: 1 13/15

90/18 + 28/15 is 103/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 15 is 90
  2. For the 1st fraction, since 18 × 5 = 90,
    90/18 = 90 × 5/18 × 5 = 450/90
  3. Likewise, for the 2nd fraction, since 15 × 6 = 90,
    28/15 = 28 × 6/15 × 6 = 168/90
  4. Add the two fractions:
    450/90 + 168/90 = 450 + 168/90 = 618/90
  5. 618/90 simplified gives 103/15
  6. So, 90/18 + 28/15 = 103/15
    In mixed form: 613/15

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