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Add 14/18 and 40/63

14/18 + 40/63 is 89/63.

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,
    14/18 = 14 × 7/18 × 7 = 98/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    40/63 = 40 × 2/63 × 2 = 80/126
  4. Add the two like fractions:
    98/126 + 80/126 = 98 + 80/126 = 178/126
  5. 178/126 simplified gives 89/63
  6. So, 14/18 + 40/63 = 89/63
    In mixed form: 126/63

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