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Add 18/30 and 70/84

18/30 + 70/84 is 43/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 84 is 420
  2. For the 1st fraction, since 30 × 14 = 420,
    18/30 = 18 × 14/30 × 14 = 252/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    70/84 = 70 × 5/84 × 5 = 350/420
  4. Add the two fractions:
    252/420 + 350/420 = 252 + 350/420 = 602/420
  5. After reducing the fraction, the answer is 43/30
  6. In mixed form: 113/30

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