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Add 42/84 and 10/18

42/84 + 10/18 is 19/18.

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,
    10/18 = 10 × 14/18 × 14 = 140/252
  4. Add the two fractions:
    126/252 + 140/252 = 126 + 140/252 = 266/252
  5. After reducing the fraction, the answer is 19/18
  6. In mixed form: 11/18

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