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Add 3/30 and 15/70

3/30 + 15/70 is 11/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 70 is 210
  2. For the 1st fraction, since 30 × 7 = 210,
    3/30 = 3 × 7/30 × 7 = 21/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    15/70 = 15 × 3/70 × 3 = 45/210
  4. Add the two fractions:
    21/210 + 45/210 = 21 + 45/210 = 66/210
  5. After reducing the fraction, the answer is 11/35

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