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Add 56/63 and 75/72

1st number: 56/63, 2nd number: 1 3/72

56/63 + 75/72 is 139/72.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 63 × 8 = 504,
    56/63 = 56 × 8/63 × 8 = 448/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    75/72 = 75 × 7/72 × 7 = 525/504
  4. Add the two like fractions:
    448/504 + 525/504 = 448 + 525/504 = 973/504
  5. 973/504 simplified gives 139/72
  6. So, 56/63 + 75/72 = 139/72
    In mixed form: 167/72

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