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Add 4/18 and 7/15

4/18 + 7/15 is 31/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 15 is 90
  2. For the 1st fraction, since 18 × 5 = 90,
    4/18 = 4 × 5/18 × 5 = 20/90
  3. Likewise, for the 2nd fraction, since 15 × 6 = 90,
    7/15 = 7 × 6/15 × 6 = 42/90
  4. Add the two fractions:
    20/90 + 42/90 = 20 + 42/90 = 62/90
  5. After reducing the fraction, the answer is 31/45

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