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Add 20/28 and 7/9

20/28 + 7/9 is 94/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 9 is 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 9 × 28 = 252,
    7/9 = 7 × 28/9 × 28 = 196/252
  4. Add the two fractions:
    180/252 + 196/252 = 180 + 196/252 = 376/252
  5. After reducing the fraction, the answer is 94/63
  6. In mixed form: 131/63

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