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Add 30/70 and 12/56

30/70 + 12/56 is 9/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 56 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    30/70 = 30 × 4/70 × 4 = 120/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    12/56 = 12 × 5/56 × 5 = 60/280
  4. Add the two like fractions:
    120/280 + 60/280 = 120 + 60/280 = 180/280
  5. 180/280 simplified gives 9/14
  6. So, 30/70 + 12/56 = 9/14

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