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Add 21/8 and 4/63

1st number: 2 5/8, 2nd number: 4/63

21/8 + 4/63 is 1355/504.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 63 is 504
  2. For the 1st fraction, since 8 × 63 = 504,
    21/8 = 21 × 63/8 × 63 = 1323/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    4/63 = 4 × 8/63 × 8 = 32/504
  4. Add the two fractions:
    1323/504 + 32/504 = 1323 + 32/504 = 1355/504
  5. In mixed form: 2347/504

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