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Add 18/84 and 3/60

18/84 + 3/60 is 37/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 60 is 420
  2. For the 1st fraction, since 84 × 5 = 420,
    18/84 = 18 × 5/84 × 5 = 90/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    3/60 = 3 × 7/60 × 7 = 21/420
  4. Add the two fractions:
    90/420 + 21/420 = 90 + 21/420 = 111/420
  5. 111/420 simplified gives 37/140
  6. So, 18/84 + 3/60 = 37/140

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