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Add 6/20 and 4/63

6/20 + 4/63 is 229/630.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 63 is 1260
  2. For the 1st fraction, since 20 × 63 = 1260,
    6/20 = 6 × 63/20 × 63 = 378/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    4/63 = 4 × 20/63 × 20 = 80/1260
  4. Add the two fractions:
    378/1260 + 80/1260 = 378 + 80/1260 = 458/1260
  5. After reducing the fraction, the answer is 229/630

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