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Add 72/28 and 20/9

1st number: 2 16/28, 2nd number: 2 2/9

72/28 + 20/9 is 302/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 9 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 28 × 9 = 252,
    72/28 = 72 × 9/28 × 9 = 648/252
  3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
    20/9 = 20 × 28/9 × 28 = 560/252
  4. Add the two like fractions:
    648/252 + 560/252 = 648 + 560/252 = 1208/252
  5. 1208/252 simplified gives 302/63
  6. So, 72/28 + 20/9 = 302/63
    In mixed form: 450/63

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