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Add 80/4 and 28/15

1st number: 20 0/4, 2nd number: 1 13/15

80/4 + 28/15 is 328/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 15 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 4 × 15 = 60,
    80/4 = 80 × 15/4 × 15 = 1200/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    28/15 = 28 × 4/15 × 4 = 112/60
  4. Add the two like fractions:
    1200/60 + 112/60 = 1200 + 112/60 = 1312/60
  5. 1312/60 simplified gives 328/15
  6. So, 80/4 + 28/15 = 328/15
    In mixed form: 2113/15

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