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Add 4/15 and 7/18

4/15 + 7/18 is 59/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 18 is 90
  2. For the 1st fraction, since 15 × 6 = 90,
    4/15 = 4 × 6/15 × 6 = 24/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    7/18 = 7 × 5/18 × 5 = 35/90
  4. Add the two fractions:
    24/90 + 35/90 = 24 + 35/90 = 59/90

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