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Add 27/63 and 54/90

27/63 + 54/90 is 36/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 63 × 10 = 630,
    27/63 = 27 × 10/63 × 10 = 270/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    54/90 = 54 × 7/90 × 7 = 378/630
  4. Add the two like fractions:
    270/630 + 378/630 = 270 + 378/630 = 648/630
  5. 648/630 simplified gives 36/35
  6. So, 27/63 + 54/90 = 36/35
    In mixed form: 11/35

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