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Add 15/80 and 60/84

15/80 + 60/84 is 101/112.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 84 is 1680

    Next, find the equivalent fraction of both fractional numbers with denominator 1680
  2. For the 1st fraction, since 80 × 21 = 1680,
    15/80 = 15 × 21/80 × 21 = 315/1680
  3. Likewise, for the 2nd fraction, since 84 × 20 = 1680,
    60/84 = 60 × 20/84 × 20 = 1200/1680
  4. Add the two like fractions:
    315/1680 + 1200/1680 = 315 + 1200/1680 = 1515/1680
  5. 1515/1680 simplified gives 101/112
  6. So, 15/80 + 60/84 = 101/112

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