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Add 28/15 and 84/7

1st number: 1 13/15, 2nd number: 12 0/7

28/15 + 84/7 is 208/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 7 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 15 × 7 = 105,
    28/15 = 28 × 7/15 × 7 = 196/105
  3. Likewise, for the 2nd fraction, since 7 × 15 = 105,
    84/7 = 84 × 15/7 × 15 = 1260/105
  4. Add the two like fractions:
    196/105 + 1260/105 = 196 + 1260/105 = 1456/105
  5. 1456/105 simplified gives 208/15
  6. So, 28/15 + 84/7 = 208/15
    In mixed form: 1313/15

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