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Add 45/54 and 5/63

45/54 + 5/63 is 115/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 63 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    45/54 = 45 × 7/54 × 7 = 315/378
  3. Likewise, for the 2nd fraction, since 63 × 6 = 378,
    5/63 = 5 × 6/63 × 6 = 30/378
  4. Add the two like fractions:
    315/378 + 30/378 = 315 + 30/378 = 345/378
  5. 345/378 simplified gives 115/126
  6. So, 45/54 + 5/63 = 115/126

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