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Add 30/20 and 20/9

1st number: 1 10/20, 2nd number: 2 2/9

30/20 + 20/9 is 67/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 is 180
  2. For the 1st fraction, since 20 × 9 = 180,
    30/20 = 30 × 9/20 × 9 = 270/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    20/9 = 20 × 20/9 × 20 = 400/180
  4. Add the two fractions:
    270/180 + 400/180 = 270 + 400/180 = 670/180
  5. After reducing the fraction, the answer is 67/18
  6. In mixed form: 313/18

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