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Add 72/90 and 10/30

72/90 + 10/30 is 17/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 30 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    72/90 = 72 × 1/90 × 1 = 72/90
  3. Likewise, for the 2nd fraction, since 30 × 3 = 90,
    10/30 = 10 × 3/30 × 3 = 30/90
  4. Add the two like fractions:
    72/90 + 30/90 = 72 + 30/90 = 102/90
  5. 102/90 simplified gives 17/15
  6. So, 72/90 + 10/30 = 17/15
    In mixed form: 12/15

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