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Add 27/18 and 4/7

1st number: 1 9/18, 2nd number: 4/7

27/18 + 4/7 is 29/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 7 is 126
  2. For the 1st fraction, since 18 × 7 = 126,
    27/18 = 27 × 7/18 × 7 = 189/126
  3. Likewise, for the 2nd fraction, since 7 × 18 = 126,
    4/7 = 4 × 18/7 × 18 = 72/126
  4. Add the two fractions:
    189/126 + 72/126 = 189 + 72/126 = 261/126
  5. After reducing the fraction, the answer is 29/14
  6. In mixed form: 21/14

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