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Add 90/27 and 10/15

1st number: 3 9/27, 2nd number: 10/15

90/27 + 10/15 is 4/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 15 is 135
  2. For the 1st fraction, since 27 × 5 = 135,
    90/27 = 90 × 5/27 × 5 = 450/135
  3. Likewise, for the 2nd fraction, since 15 × 9 = 135,
    10/15 = 10 × 9/15 × 9 = 90/135
  4. Add the two fractions:
    450/135 + 90/135 = 450 + 90/135 = 540/135
  5. 540/135 simplified gives 4/1
  6. So, 90/27 + 10/15 = 4/1

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