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Add 10/8 and 30/15

1st number: 1 2/8, 2nd number: 2 0/15

10/8 + 30/15 is 13/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 15 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 8 × 15 = 120,
    10/8 = 10 × 15/8 × 15 = 150/120
  3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
    30/15 = 30 × 8/15 × 8 = 240/120
  4. Add the two like fractions:
    150/120 + 240/120 = 150 + 240/120 = 390/120
  5. 390/120 simplified gives 13/4
  6. So, 10/8 + 30/15 = 13/4
    In mixed form: 31/4

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