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Add 20/7 and 35/18

1st number: 2 6/7, 2nd number: 1 17/18

20/7 + 35/18 is 605/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 18 is 126
  2. For the 1st fraction, since 7 × 18 = 126,
    20/7 = 20 × 18/7 × 18 = 360/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    35/18 = 35 × 7/18 × 7 = 245/126
  4. Add the two fractions:
    360/126 + 245/126 = 360 + 245/126 = 605/126
  5. In mixed form: 4101/126

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