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Add 20/3 and 40/90

1st number: 6 2/3, 2nd number: 40/90

20/3 + 40/90 is 64/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 90 is 90
  2. For the 1st fraction, since 3 × 30 = 90,
    20/3 = 20 × 30/3 × 30 = 600/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    40/90 = 40 × 1/90 × 1 = 40/90
  4. Add the two fractions:
    600/90 + 40/90 = 600 + 40/90 = 640/90
  5. 640/90 simplified gives 64/9
  6. So, 20/3 + 40/90 = 64/9
    In mixed form: 71/9

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