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Add 72/80 and 15/56

72/80 + 15/56 is 327/280.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    72/80 = 72 × 7/80 × 7 = 504/560
  3. Likewise, for the 2nd fraction, since 56 × 10 = 560,
    15/56 = 15 × 10/56 × 10 = 150/560
  4. Add the two like fractions:
    504/560 + 150/560 = 504 + 150/560 = 654/560
  5. 654/560 simplified gives 327/280
  6. So, 72/80 + 15/56 = 327/280
    In mixed form: 147/280

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