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Add 15/8 and 21/63

1st number: 1 7/8, 2nd number: 21/63

15/8 + 21/63 is 53/24.

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,
    15/8 = 15 × 63/8 × 63 = 945/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    21/63 = 21 × 8/63 × 8 = 168/504
  4. Add the two fractions:
    945/504 + 168/504 = 945 + 168/504 = 1113/504
  5. After reducing the fraction, the answer is 53/24
  6. In mixed form: 25/24

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