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Add 8/70 and 2/7

8/70 + 2/7 is 2/5.

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,
    8/70 = 8 × 1/70 × 1 = 8/70
  3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
    2/7 = 2 × 10/7 × 10 = 20/70
  4. Add the two fractions:
    8/70 + 20/70 = 8 + 20/70 = 28/70
  5. After reducing the fraction, the answer is 2/5

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