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Add 1/15 and 15/90

1/15 + 15/90 is 7/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 90 is 90
  2. For the 1st fraction, since 15 × 6 = 90,
    1/15 = 1 × 6/15 × 6 = 6/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    15/90 = 15 × 1/90 × 1 = 15/90
  4. Add the two fractions:
    6/90 + 15/90 = 6 + 15/90 = 21/90
  5. 21/90 simplified gives 7/30
  6. So, 1/15 + 15/90 = 7/30

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