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Add 7/15 and 3/18

7/15 + 3/18 is 19/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 15 × 6 = 90,
    7/15 = 7 × 6/15 × 6 = 42/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    3/18 = 3 × 5/18 × 5 = 15/90
  4. Add the two like fractions:
    42/90 + 15/90 = 42 + 15/90 = 57/90
  5. 57/90 simplified gives 19/30
  6. So, 7/15 + 3/18 = 19/30

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