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Add 18/6 and 21/7

1st number: 3 0/6, 2nd number: 3 0/7

18/6 + 21/7 is 6/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 7 is 42
  2. For the 1st fraction, since 6 × 7 = 42,
    18/6 = 18 × 7/6 × 7 = 126/42
  3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
    21/7 = 21 × 6/7 × 6 = 126/42
  4. Add the two fractions:
    126/42 + 126/42 = 126 + 126/42 = 252/42
  5. After reducing the fraction, the answer is 6/1

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