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Add 12/18 and 48/63

12/18 + 48/63 is 10/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 18 × 7 = 126,
    12/18 = 12 × 7/18 × 7 = 84/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    48/63 = 48 × 2/63 × 2 = 96/126
  4. Add the two like fractions:
    84/126 + 96/126 = 84 + 96/126 = 180/126
  5. 180/126 simplified gives 10/7
  6. So, 12/18 + 48/63 = 10/7
    In mixed form: 13/7

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