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Add 10/28 and 15/63

10/28 + 15/63 is 25/42.

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,
    10/28 = 10 × 9/28 × 9 = 90/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    15/63 = 15 × 4/63 × 4 = 60/252
  4. Add the two like fractions:
    90/252 + 60/252 = 90 + 60/252 = 150/252
  5. 150/252 simplified gives 25/42
  6. So, 10/28 + 15/63 = 25/42

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