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Add 84/28 and 4/80

1st number: 3 0/28, 2nd number: 4/80

84/28 + 4/80 is 61/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 28 × 20 = 560,
    84/28 = 84 × 20/28 × 20 = 1680/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    4/80 = 4 × 7/80 × 7 = 28/560
  4. Add the two like fractions:
    1680/560 + 28/560 = 1680 + 28/560 = 1708/560
  5. 1708/560 simplified gives 61/20
  6. So, 84/28 + 4/80 = 61/20
    In mixed form: 31/20

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