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Add 27/28 and 14/80

27/28 + 14/80 is 319/280.

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,
    27/28 = 27 × 20/28 × 20 = 540/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    14/80 = 14 × 7/80 × 7 = 98/560
  4. Add the two like fractions:
    540/560 + 98/560 = 540 + 98/560 = 638/560
  5. 638/560 simplified gives 319/280
  6. So, 27/28 + 14/80 = 319/280
    In mixed form: 139/280

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