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Add 28/4 and 4/80

1st number: 7 0/4, 2nd number: 4/80

28/4 + 4/80 is 141/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 80 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 4 × 20 = 80,
    28/4 = 28 × 20/4 × 20 = 560/80
  3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
    4/80 = 4 × 1/80 × 1 = 4/80
  4. Add the two like fractions:
    560/80 + 4/80 = 560 + 4/80 = 564/80
  5. 564/80 simplified gives 141/20
  6. So, 28/4 + 4/80 = 141/20
    In mixed form: 71/20

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