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Add 20/56 and 7/18

20/56 + 7/18 is 47/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 18 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 56 × 9 = 504,
    20/56 = 20 × 9/56 × 9 = 180/504
  3. Likewise, for the 2nd fraction, since 18 × 28 = 504,
    7/18 = 7 × 28/18 × 28 = 196/504
  4. Add the two like fractions:
    180/504 + 196/504 = 180 + 196/504 = 376/504
  5. 376/504 simplified gives 47/63
  6. So, 20/56 + 7/18 = 47/63

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