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Add 40/3 and 20/9

1st number: 13 1/3, 2nd number: 2 2/9

40/3 + 20/9 is 140/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 9 is 9
  2. For the 1st fraction, since 3 × 3 = 9,
    40/3 = 40 × 3/3 × 3 = 120/9
  3. Likewise, for the 2nd fraction, since 9 × 1 = 9,
    20/9 = 20 × 1/9 × 1 = 20/9
  4. Add the two fractions:
    120/9 + 20/9 = 120 + 20/9 = 140/9
  5. In mixed form: 155/9

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