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Add 63/3 and 28/80

1st number: 21 0/3, 2nd number: 28/80

63/3 + 28/80 is 427/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 3 × 80 = 240,
    63/3 = 63 × 80/3 × 80 = 5040/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    28/80 = 28 × 3/80 × 3 = 84/240
  4. Add the two like fractions:
    5040/240 + 84/240 = 5040 + 84/240 = 5124/240
  5. 5124/240 simplified gives 427/20
  6. So, 63/3 + 28/80 = 427/20
    In mixed form: 217/20

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