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Add 18/4 and 63/5

1st number: 4 2/4, 2nd number: 12 3/5

18/4 + 63/5 is 171/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    18/4 = 18 × 5/4 × 5 = 90/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    63/5 = 63 × 4/5 × 4 = 252/20
  4. Add the two like fractions:
    90/20 + 252/20 = 90 + 252/20 = 342/20
  5. 342/20 simplified gives 171/10
  6. So, 18/4 + 63/5 = 171/10
    In mixed form: 171/10

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