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Add 30/70 and 20/7

1st number: 30/70, 2nd number: 2 6/7

30/70 + 20/7 is 23/7.

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,
    30/70 = 30 × 1/70 × 1 = 30/70
  3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
    20/7 = 20 × 10/7 × 10 = 200/70
  4. Add the two fractions:
    30/70 + 200/70 = 30 + 200/70 = 230/70
  5. After reducing the fraction, the answer is 23/7
  6. In mixed form: 32/7

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