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Add 63/81 and 4/8

63/81 + 4/8 is 23/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 8 is 648

    Next, find the equivalent fraction of both fractional numbers with denominator 648
  2. For the 1st fraction, since 81 × 8 = 648,
    63/81 = 63 × 8/81 × 8 = 504/648
  3. Likewise, for the 2nd fraction, since 8 × 81 = 648,
    4/8 = 4 × 81/8 × 81 = 324/648
  4. Add the two like fractions:
    504/648 + 324/648 = 504 + 324/648 = 828/648
  5. 828/648 simplified gives 23/18
  6. So, 63/81 + 4/8 = 23/18
    In mixed form: 15/18

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