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Add 18/15 and 3/56

1st number: 1 3/15, 2nd number: 3/56

18/15 + 3/56 is 351/280.

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,
    18/15 = 18 × 56/15 × 56 = 1008/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    3/56 = 3 × 15/56 × 15 = 45/840
  4. Add the two like fractions:
    1008/840 + 45/840 = 1008 + 45/840 = 1053/840
  5. 1053/840 simplified gives 351/280
  6. So, 18/15 + 3/56 = 351/280
    In mixed form: 171/280

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