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Add 18/28 and 45/63

18/28 + 45/63 is 19/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 63 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 28 × 9 = 252,
    18/28 = 18 × 9/28 × 9 = 162/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    45/63 = 45 × 4/63 × 4 = 180/252
  4. Add the two like fractions:
    162/252 + 180/252 = 162 + 180/252 = 342/252
  5. 342/252 simplified gives 19/14
  6. So, 18/28 + 45/63 = 19/14
    In mixed form: 15/14

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