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Add 12/72 and 48/63

12/72 + 48/63 is 13/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 63 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    12/72 = 12 × 7/72 × 7 = 84/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    48/63 = 48 × 8/63 × 8 = 384/504
  4. Add the two like fractions:
    84/504 + 384/504 = 84 + 384/504 = 468/504
  5. 468/504 simplified gives 13/14
  6. So, 12/72 + 48/63 = 13/14

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