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Add 63/90 and 54/84

63/90 + 54/84 is 47/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 84 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 90 × 14 = 1260,
    63/90 = 63 × 14/90 × 14 = 882/1260
  3. Likewise, for the 2nd fraction, since 84 × 15 = 1260,
    54/84 = 54 × 15/84 × 15 = 810/1260
  4. Add the two like fractions:
    882/1260 + 810/1260 = 882 + 810/1260 = 1692/1260
  5. 1692/1260 simplified gives 47/35
  6. So, 63/90 + 54/84 = 47/35
    In mixed form: 112/35

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