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Add 45/56 and 35/72

45/56 + 35/72 is 325/252.

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,
    45/56 = 45 × 9/56 × 9 = 405/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    35/72 = 35 × 7/72 × 7 = 245/504
  4. Add the two like fractions:
    405/504 + 245/504 = 405 + 245/504 = 650/504
  5. 650/504 simplified gives 325/252
  6. So, 45/56 + 35/72 = 325/252
    In mixed form: 173/252

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