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Add 27/30 and 5/70

27/30 + 5/70 is 34/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    27/30 = 27 × 7/30 × 7 = 189/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    5/70 = 5 × 3/70 × 3 = 15/210
  4. Add the two like fractions:
    189/210 + 15/210 = 189 + 15/210 = 204/210
  5. 204/210 simplified gives 34/35
  6. So, 27/30 + 5/70 = 34/35

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