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Add 42/84 and 70/18

1st number: 42/84, 2nd number: 3 16/18

42/84 + 70/18 is 79/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 18 is 252
  2. For the 1st fraction, since 84 × 3 = 252,
    42/84 = 42 × 3/84 × 3 = 126/252
  3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
    70/18 = 70 × 14/18 × 14 = 980/252
  4. Add the two fractions:
    126/252 + 980/252 = 126 + 980/252 = 1106/252
  5. After reducing the fraction, the answer is 79/18
  6. In mixed form: 47/18

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