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Add 12/30 and 3/63

12/30 + 3/63 is 47/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 63 is 630
  2. For the 1st fraction, since 30 × 21 = 630,
    12/30 = 12 × 21/30 × 21 = 252/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    3/63 = 3 × 10/63 × 10 = 30/630
  4. Add the two fractions:
    252/630 + 30/630 = 252 + 30/630 = 282/630
  5. After reducing the fraction, the answer is 47/105

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