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Add 5/80 and 90/84

1st number: 5/80, 2nd number: 1 6/84

5/80 + 90/84 is 127/112.

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,
    5/80 = 5 × 21/80 × 21 = 105/1680
  3. Likewise, for the 2nd fraction, since 84 × 20 = 1680,
    90/84 = 90 × 20/84 × 20 = 1800/1680
  4. Add the two like fractions:
    105/1680 + 1800/1680 = 105 + 1800/1680 = 1905/1680
  5. 1905/1680 simplified gives 127/112
  6. So, 5/80 + 90/84 = 127/112
    In mixed form: 115/112

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