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Add 30/15 and 42/9

1st number: 2 0/15, 2nd number: 4 6/9

30/15 + 42/9 is 20/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 15 × 3 = 45,
    30/15 = 30 × 3/15 × 3 = 90/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    42/9 = 42 × 5/9 × 5 = 210/45
  4. Add the two like fractions:
    90/45 + 210/45 = 90 + 210/45 = 300/45
  5. 300/45 simplified gives 20/3
  6. So, 30/15 + 42/9 = 20/3
    In mixed form: 62/3

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