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Add 16/56 and 18/63

16/56 + 18/63 is 4/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 63 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 56 × 9 = 504,
    16/56 = 16 × 9/56 × 9 = 144/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    18/63 = 18 × 8/63 × 8 = 144/504
  4. Add the two like fractions:
    144/504 + 144/504 = 144 + 144/504 = 288/504
  5. 288/504 simplified gives 4/7
  6. So, 16/56 + 18/63 = 4/7

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