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Add 15/8 and 42/63

1st number: 1 7/8, 2nd number: 42/63

15/8 + 42/63 is 61/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 63 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 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,
    42/63 = 42 × 8/63 × 8 = 336/504
  4. Add the two like fractions:
    945/504 + 336/504 = 945 + 336/504 = 1281/504
  5. 1281/504 simplified gives 61/24
  6. So, 15/8 + 42/63 = 61/24
    In mixed form: 213/24

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