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Add 18/42 and 10/63

18/42 + 10/63 is 37/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 42 × 3 = 126,
    18/42 = 18 × 3/42 × 3 = 54/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    10/63 = 10 × 2/63 × 2 = 20/126
  4. Add the two like fractions:
    54/126 + 20/126 = 54 + 20/126 = 74/126
  5. 74/126 simplified gives 37/63
  6. So, 18/42 + 10/63 = 37/63

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