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Add 63/18 and 14/20

1st number: 3 9/18, 2nd number: 14/20

63/18 + 14/20 is 21/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 18 × 10 = 180,
    63/18 = 63 × 10/18 × 10 = 630/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    14/20 = 14 × 9/20 × 9 = 126/180
  4. Add the two like fractions:
    630/180 + 126/180 = 630 + 126/180 = 756/180
  5. 756/180 simplified gives 21/5
  6. So, 63/18 + 14/20 = 21/5
    In mixed form: 41/5

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