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Add 16/28 and 20/63

16/28 + 20/63 is 8/9.

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,
    16/28 = 16 × 9/28 × 9 = 144/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    20/63 = 20 × 4/63 × 4 = 80/252
  4. Add the two like fractions:
    144/252 + 80/252 = 144 + 80/252 = 224/252
  5. 224/252 simplified gives 8/9
  6. So, 16/28 + 20/63 = 8/9

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