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Add 63/18 and 18/15

1st number: 3 9/18, 2nd number: 1 3/15

63/18 + 18/15 is 47/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 15 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    63/18 = 63 × 5/18 × 5 = 315/90
  3. Likewise, for the 2nd fraction, since 15 × 6 = 90,
    18/15 = 18 × 6/15 × 6 = 108/90
  4. Add the two like fractions:
    315/90 + 108/90 = 315 + 108/90 = 423/90
  5. 423/90 simplified gives 47/10
  6. So, 63/18 + 18/15 = 47/10
    In mixed form: 47/10

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