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Add 28/56 and 30/80

28/56 + 30/80 is 7/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 56 × 10 = 560,
    28/56 = 28 × 10/56 × 10 = 280/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    30/80 = 30 × 7/80 × 7 = 210/560
  4. Add the two like fractions:
    280/560 + 210/560 = 280 + 210/560 = 490/560
  5. 490/560 simplified gives 7/8
  6. So, 28/56 + 30/80 = 7/8

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