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Add 90/3 and 70/20

1st number: 30 0/3, 2nd number: 3 10/20

90/3 + 70/20 is 67/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 20 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 3 × 20 = 60,
    90/3 = 90 × 20/3 × 20 = 1800/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    70/20 = 70 × 3/20 × 3 = 210/60
  4. Add the two like fractions:
    1800/60 + 210/60 = 1800 + 210/60 = 2010/60
  5. 2010/60 simplified gives 67/2
  6. So, 90/3 + 70/20 = 67/2
    In mixed form: 331/2

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