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Add 10/12 and 7/63

10/12 + 7/63 is 17/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 63 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 12 × 21 = 252,
    10/12 = 10 × 21/12 × 21 = 210/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    7/63 = 7 × 4/63 × 4 = 28/252
  4. Add the two like fractions:
    210/252 + 28/252 = 210 + 28/252 = 238/252
  5. 238/252 simplified gives 17/18
  6. So, 10/12 + 7/63 = 17/18

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