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Add 70/28 and 15/54

1st number: 2 14/28, 2nd number: 15/54

70/28 + 15/54 is 25/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 54 is 756
  2. For the 1st fraction, since 28 × 27 = 756,
    70/28 = 70 × 27/28 × 27 = 1890/756
  3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
    15/54 = 15 × 14/54 × 14 = 210/756
  4. Add the two fractions:
    1890/756 + 210/756 = 1890 + 210/756 = 2100/756
  5. 2100/756 simplified gives 25/9
  6. So, 70/28 + 15/54 = 25/9
    In mixed form: 27/9

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