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Add 10/72 and 16/63

10/72 + 16/63 is 11/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 63 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    10/72 = 10 × 7/72 × 7 = 70/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    16/63 = 16 × 8/63 × 8 = 128/504
  4. Add the two like fractions:
    70/504 + 128/504 = 70 + 128/504 = 198/504
  5. 198/504 simplified gives 11/28
  6. So, 10/72 + 16/63 = 11/28

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