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Add 30/70 and 4/6

30/70 + 4/6 is 23/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 6 is 210
  2. For the 1st fraction, since 70 × 3 = 210,
    30/70 = 30 × 3/70 × 3 = 90/210
  3. Likewise, for the 2nd fraction, since 6 × 35 = 210,
    4/6 = 4 × 35/6 × 35 = 140/210
  4. Add the two fractions:
    90/210 + 140/210 = 90 + 140/210 = 230/210
  5. After reducing the fraction, the answer is 23/21
  6. In mixed form: 12/21

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