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Add 12/30 and 84/42

1st number: 12/30, 2nd number: 2 0/42

12/30 + 84/42 is 12/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 42 is 210
  2. For the 1st fraction, since 30 × 7 = 210,
    12/30 = 12 × 7/30 × 7 = 84/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    84/42 = 84 × 5/42 × 5 = 420/210
  4. Add the two fractions:
    84/210 + 420/210 = 84 + 420/210 = 504/210
  5. After reducing the fraction, the answer is 12/5
  6. In mixed form: 22/5

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