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Add 63/18 and 5/20

1st number: 3 9/18, 2nd number: 5/20

63/18 + 5/20 is 15/4.

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,
    5/20 = 5 × 9/20 × 9 = 45/180
  4. Add the two like fractions:
    630/180 + 45/180 = 630 + 45/180 = 675/180
  5. 675/180 simplified gives 15/4
  6. So, 63/18 + 5/20 = 15/4
    In mixed form: 33/4

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