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Add 18/10 and 70/84

1st number: 1 8/10, 2nd number: 70/84

18/10 + 70/84 is 79/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 84 is 420
  2. For the 1st fraction, since 10 × 42 = 420,
    18/10 = 18 × 42/10 × 42 = 756/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    70/84 = 70 × 5/84 × 5 = 350/420
  4. Add the two fractions:
    756/420 + 350/420 = 756 + 350/420 = 1106/420
  5. After reducing the fraction, the answer is 79/30
  6. In mixed form: 219/30

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