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Add 30/20 and 90/5

1st number: 1 10/20, 2nd number: 18 0/5

30/20 + 90/5 is 39/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    30/20 = 30 × 1/20 × 1 = 30/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    90/5 = 90 × 4/5 × 4 = 360/20
  4. Add the two like fractions:
    30/20 + 360/20 = 30 + 360/20 = 390/20
  5. 390/20 simplified gives 39/2
  6. So, 30/20 + 90/5 = 39/2
    In mixed form: 191/2

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