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Add 90/63 and 81/56

1st number: 1 27/63, 2nd number: 1 25/56

90/63 + 81/56 is 23/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 56 is 504
  2. For the 1st fraction, since 63 × 8 = 504,
    90/63 = 90 × 8/63 × 8 = 720/504
  3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
    81/56 = 81 × 9/56 × 9 = 729/504
  4. Add the two fractions:
    720/504 + 729/504 = 720 + 729/504 = 1449/504
  5. After reducing the fraction, the answer is 23/8
  6. In mixed form: 27/8

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