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Add 45/63 and 54/56

45/63 + 54/56 is 47/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 56 is 504
  2. For the 1st fraction, since 63 × 8 = 504,
    45/63 = 45 × 8/63 × 8 = 360/504
  3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
    54/56 = 54 × 9/56 × 9 = 486/504
  4. Add the two fractions:
    360/504 + 486/504 = 360 + 486/504 = 846/504
  5. After reducing the fraction, the answer is 47/28
  6. In mixed form: 119/28

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