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Add 20/28 and 3/63

20/28 + 3/63 is 16/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 63 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 28 × 9 = 252,
    20/28 = 20 × 9/28 × 9 = 180/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    3/63 = 3 × 4/63 × 4 = 12/252
  4. Add the two like fractions:
    180/252 + 12/252 = 180 + 12/252 = 192/252
  5. 192/252 simplified gives 16/21
  6. So, 20/28 + 3/63 = 16/21

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