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Add 16/30 and 42/63

16/30 + 42/63 is 6/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 63 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 30 × 21 = 630,
    16/30 = 16 × 21/30 × 21 = 336/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    42/63 = 42 × 10/63 × 10 = 420/630
  4. Add the two like fractions:
    336/630 + 420/630 = 336 + 420/630 = 756/630
  5. 756/630 simplified gives 6/5
  6. So, 16/30 + 42/63 = 6/5
    In mixed form: 11/5

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