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Add 42/15 and 20/30

1st number: 2 12/15, 2nd number: 20/30

42/15 + 20/30 is 52/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 30 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 15 × 2 = 30,
    42/15 = 42 × 2/15 × 2 = 84/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    20/30 = 20 × 1/30 × 1 = 20/30
  4. Add the two like fractions:
    84/30 + 20/30 = 84 + 20/30 = 104/30
  5. 104/30 simplified gives 52/15
  6. So, 42/15 + 20/30 = 52/15
    In mixed form: 37/15

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