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Add 15/70 and 4/7

15/70 + 4/7 is 11/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 7 is 70
  2. For the 1st fraction, since 70 × 1 = 70,
    15/70 = 15 × 1/70 × 1 = 15/70
  3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
    4/7 = 4 × 10/7 × 10 = 40/70
  4. Add the two fractions:
    15/70 + 40/70 = 15 + 40/70 = 55/70
  5. After reducing the fraction, the answer is 11/14

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