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Add 20/28 and 7/60

20/28 + 7/60 is 349/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 60 is 420
  2. For the 1st fraction, since 28 × 15 = 420,
    20/28 = 20 × 15/28 × 15 = 300/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    7/60 = 7 × 7/60 × 7 = 49/420
  4. Add the two fractions:
    300/420 + 49/420 = 300 + 49/420 = 349/420

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