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Add 1/15 and 9/90

1/15 + 9/90 is 1/6.

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,
    9/90 = 9 × 1/90 × 1 = 9/90
  4. Add the two fractions:
    6/90 + 9/90 = 6 + 9/90 = 15/90
  5. 15/90 simplified gives 1/6
  6. So, 1/15 + 9/90 = 1/6

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