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Add 42/90 and 6/9

42/90 + 6/9 is 17/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    42/90 = 42 × 1/90 × 1 = 42/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    6/9 = 6 × 10/9 × 10 = 60/90
  4. Add the two like fractions:
    42/90 + 60/90 = 42 + 60/90 = 102/90
  5. 102/90 simplified gives 17/15
  6. So, 42/90 + 6/9 = 17/15
    In mixed form: 12/15

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