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Add 63/90 and 27/60

63/90 + 27/60 is 23/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 60 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 90 × 2 = 180,
    63/90 = 63 × 2/90 × 2 = 126/180
  3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
    27/60 = 27 × 3/60 × 3 = 81/180
  4. Add the two like fractions:
    126/180 + 81/180 = 126 + 81/180 = 207/180
  5. 207/180 simplified gives 23/20
  6. So, 63/90 + 27/60 = 23/20
    In mixed form: 13/20

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