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Add 7/15 and 28/56

7/15 + 28/56 is 29/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 56 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 15 × 56 = 840,
    7/15 = 7 × 56/15 × 56 = 392/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    28/56 = 28 × 15/56 × 15 = 420/840
  4. Add the two like fractions:
    392/840 + 420/840 = 392 + 420/840 = 812/840
  5. 812/840 simplified gives 29/30
  6. So, 7/15 + 28/56 = 29/30

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