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Add 42/56 and 50/72

42/56 + 50/72 is 13/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 56 × 9 = 504,
    42/56 = 42 × 9/56 × 9 = 378/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    50/72 = 50 × 7/72 × 7 = 350/504
  4. Add the two like fractions:
    378/504 + 350/504 = 378 + 350/504 = 728/504
  5. 728/504 simplified gives 13/9
  6. So, 42/56 + 50/72 = 13/9
    In mixed form: 14/9

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