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Add 18/20 and 28/60

18/20 + 28/60 is 41/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 60 is 60
  2. For the 1st fraction, since 20 × 3 = 60,
    18/20 = 18 × 3/20 × 3 = 54/60
  3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
    28/60 = 28 × 1/60 × 1 = 28/60
  4. Add the two fractions:
    54/60 + 28/60 = 54 + 28/60 = 82/60
  5. After reducing the fraction, the answer is 41/30
  6. In mixed form: 111/30

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