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Add 30/42 and 1/15

30/42 + 1/15 is 82/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 15 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    30/42 = 30 × 5/42 × 5 = 150/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    1/15 = 1 × 14/15 × 14 = 14/210
  4. Add the two like fractions:
    150/210 + 14/210 = 150 + 14/210 = 164/210
  5. 164/210 simplified gives 82/105
  6. So, 30/42 + 1/15 = 82/105

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