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Add 20/90 and 40/3

1st number: 20/90, 2nd number: 13 1/3

20/90 + 40/3 is 122/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 3 is 90
  2. For the 1st fraction, since 90 × 1 = 90,
    20/90 = 20 × 1/90 × 1 = 20/90
  3. Likewise, for the 2nd fraction, since 3 × 30 = 90,
    40/3 = 40 × 30/3 × 30 = 1200/90
  4. Add the two fractions:
    20/90 + 1200/90 = 20 + 1200/90 = 1220/90
  5. After reducing the fraction, the answer is 122/9
  6. In mixed form: 135/9

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