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Add 27/70 and 9/15

27/70 + 9/15 is 69/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 15 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 70 × 3 = 210,
    27/70 = 27 × 3/70 × 3 = 81/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    9/15 = 9 × 14/15 × 14 = 126/210
  4. Add the two like fractions:
    81/210 + 126/210 = 81 + 126/210 = 207/210
  5. 207/210 simplified gives 69/70
  6. So, 27/70 + 9/15 = 69/70

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