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Add 4/27 and 70/80

4/27 + 70/80 is 221/216.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 80 is 2160

    Next, find the equivalent fraction of both fractional numbers with denominator 2160
  2. For the 1st fraction, since 27 × 80 = 2160,
    4/27 = 4 × 80/27 × 80 = 320/2160
  3. Likewise, for the 2nd fraction, since 80 × 27 = 2160,
    70/80 = 70 × 27/80 × 27 = 1890/2160
  4. Add the two like fractions:
    320/2160 + 1890/2160 = 320 + 1890/2160 = 2210/2160
  5. 2210/2160 simplified gives 221/216
  6. So, 4/27 + 70/80 = 221/216
    In mixed form: 15/216

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