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Add 18/63 and 90/8

1st number: 18/63, 2nd number: 11 2/8

18/63 + 90/8 is 323/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 8 is 504
  2. For the 1st fraction, since 63 × 8 = 504,
    18/63 = 18 × 8/63 × 8 = 144/504
  3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
    90/8 = 90 × 63/8 × 63 = 5670/504
  4. Add the two fractions:
    144/504 + 5670/504 = 144 + 5670/504 = 5814/504
  5. After reducing the fraction, the answer is 323/28
  6. In mixed form: 1115/28

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