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Add 10/72 and 42/56

10/72 + 42/56 is 8/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 56 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 56 × 9 = 504,
    42/56 = 42 × 9/56 × 9 = 378/504
  4. Add the two like fractions:
    70/504 + 378/504 = 70 + 378/504 = 448/504
  5. 448/504 simplified gives 8/9
  6. So, 10/72 + 42/56 = 8/9

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