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Add 30/15 and 81/7

1st number: 2 0/15, 2nd number: 11 4/7

30/15 + 81/7 is 95/7.

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,
    30/15 = 30 × 7/15 × 7 = 210/105
  3. Likewise, for the 2nd fraction, since 7 × 15 = 105,
    81/7 = 81 × 15/7 × 15 = 1215/105
  4. Add the two like fractions:
    210/105 + 1215/105 = 210 + 1215/105 = 1425/105
  5. 1425/105 simplified gives 95/7
  6. So, 30/15 + 81/7 = 95/7
    In mixed form: 134/7

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