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Add 42/5 and 84/18

1st number: 8 2/5, 2nd number: 4 12/18

42/5 + 84/18 is 196/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 18 is 90
  2. For the 1st fraction, since 5 × 18 = 90,
    42/5 = 42 × 18/5 × 18 = 756/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    84/18 = 84 × 5/18 × 5 = 420/90
  4. Add the two fractions:
    756/90 + 420/90 = 756 + 420/90 = 1176/90
  5. 1176/90 simplified gives 196/15
  6. So, 42/5 + 84/18 = 196/15
    In mixed form: 131/15

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