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Add 20/8 and 21/63

1st number: 2 4/8, 2nd number: 21/63

20/8 + 21/63 is 17/6.

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,
    20/8 = 20 × 63/8 × 63 = 1260/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    21/63 = 21 × 8/63 × 8 = 168/504
  4. Add the two like fractions:
    1260/504 + 168/504 = 1260 + 168/504 = 1428/504
  5. 1428/504 simplified gives 17/6
  6. So, 20/8 + 21/63 = 17/6
    In mixed form: 25/6

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