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Add 12/63 and 27/60

12/63 + 27/60 is 269/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 60 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 63 × 20 = 1260,
    12/63 = 12 × 20/63 × 20 = 240/1260
  3. Likewise, for the 2nd fraction, since 60 × 21 = 1260,
    27/60 = 27 × 21/60 × 21 = 567/1260
  4. Add the two like fractions:
    240/1260 + 567/1260 = 240 + 567/1260 = 807/1260
  5. 807/1260 simplified gives 269/420
  6. So, 12/63 + 27/60 = 269/420

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