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Add 1/15 and 42/56

1/15 + 42/56 is 49/60.

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,
    1/15 = 1 × 56/15 × 56 = 56/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    42/56 = 42 × 15/56 × 15 = 630/840
  4. Add the two like fractions:
    56/840 + 630/840 = 56 + 630/840 = 686/840
  5. 686/840 simplified gives 49/60
  6. So, 1/15 + 42/56 = 49/60

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