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Add 75/30 and 12/42

1st number: 2 15/30, 2nd number: 12/42

75/30 + 12/42 is 39/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    75/30 = 75 × 7/30 × 7 = 525/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    12/42 = 12 × 5/42 × 5 = 60/210
  4. Add the two like fractions:
    525/210 + 60/210 = 525 + 60/210 = 585/210
  5. 585/210 simplified gives 39/14
  6. So, 75/30 + 12/42 = 39/14
    In mixed form: 211/14

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