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Add 90/9 and 12/15

1st number: 10 0/9, 2nd number: 12/15

90/9 + 12/15 is 54/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 15 is 45
  2. For the 1st fraction, since 9 × 5 = 45,
    90/9 = 90 × 5/9 × 5 = 450/45
  3. Likewise, for the 2nd fraction, since 15 × 3 = 45,
    12/15 = 12 × 3/15 × 3 = 36/45
  4. Add the two fractions:
    450/45 + 36/45 = 450 + 36/45 = 486/45
  5. 486/45 simplified gives 54/5
  6. So, 90/9 + 12/15 = 54/5
    In mixed form: 104/5

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