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Add 70/18 and 16/42

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

70/18 + 16/42 is 269/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 42 is 126
  2. For the 1st fraction, since 18 × 7 = 126,
    70/18 = 70 × 7/18 × 7 = 490/126
  3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
    16/42 = 16 × 3/42 × 3 = 48/126
  4. Add the two fractions:
    490/126 + 48/126 = 490 + 48/126 = 538/126
  5. After reducing the fraction, the answer is 269/63
  6. In mixed form: 417/63

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