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Add 28/20 and 7/54

1st number: 1 8/20, 2nd number: 7/54

28/20 + 7/54 is 413/270.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 54 is 540
  2. For the 1st fraction, since 20 × 27 = 540,
    28/20 = 28 × 27/20 × 27 = 756/540
  3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
    7/54 = 7 × 10/54 × 10 = 70/540
  4. Add the two fractions:
    756/540 + 70/540 = 756 + 70/540 = 826/540
  5. 826/540 simplified gives 413/270
  6. So, 28/20 + 7/54 = 413/270
    In mixed form: 1143/270

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