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Add 6/18 and 42/80

6/18 + 42/80 is 103/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 18 × 40 = 720,
    6/18 = 6 × 40/18 × 40 = 240/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    42/80 = 42 × 9/80 × 9 = 378/720
  4. Add the two like fractions:
    240/720 + 378/720 = 240 + 378/720 = 618/720
  5. 618/720 simplified gives 103/120
  6. So, 6/18 + 42/80 = 103/120

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