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Add 90/18 and 16/63

1st number: 5 0/18, 2nd number: 16/63

90/18 + 16/63 is 331/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 18 × 7 = 126,
    90/18 = 90 × 7/18 × 7 = 630/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    16/63 = 16 × 2/63 × 2 = 32/126
  4. Add the two like fractions:
    630/126 + 32/126 = 630 + 32/126 = 662/126
  5. 662/126 simplified gives 331/63
  6. So, 90/18 + 16/63 = 331/63
    In mixed form: 516/63

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