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Add 42/45 and 90/27

1st number: 42/45, 2nd number: 3 9/27

42/45 + 90/27 is 64/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 27 is 135
  2. For the 1st fraction, since 45 × 3 = 135,
    42/45 = 42 × 3/45 × 3 = 126/135
  3. Likewise, for the 2nd fraction, since 27 × 5 = 135,
    90/27 = 90 × 5/27 × 5 = 450/135
  4. Add the two fractions:
    126/135 + 450/135 = 126 + 450/135 = 576/135
  5. After reducing the fraction, the answer is 64/15
  6. In mixed form: 44/15

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