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Add 21/32 and 12/63

21/32 + 12/63 is 569/672.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 32 and 63 is 2016

    Next, find the equivalent fraction of both fractional numbers with denominator 2016
  2. For the 1st fraction, since 32 × 63 = 2016,
    21/32 = 21 × 63/32 × 63 = 1323/2016
  3. Likewise, for the 2nd fraction, since 63 × 32 = 2016,
    12/63 = 12 × 32/63 × 32 = 384/2016
  4. Add the two like fractions:
    1323/2016 + 384/2016 = 1323 + 384/2016 = 1707/2016
  5. 1707/2016 simplified gives 569/672
  6. So, 21/32 + 12/63 = 569/672

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