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Add 27/80 and 7/5

1st number: 27/80, 2nd number: 1 2/5

27/80 + 7/5 is 139/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 5 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    27/80 = 27 × 1/80 × 1 = 27/80
  3. Likewise, for the 2nd fraction, since 5 × 16 = 80,
    7/5 = 7 × 16/5 × 16 = 112/80
  4. Add the two like fractions:
    27/80 + 112/80 = 27 + 112/80 = 139/80
  5. So, 27/80 + 7/5 = 139/80
    In mixed form: 159/80

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