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Add 30/56 and 45/63

30/56 + 45/63 is 5/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 63 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 56 × 9 = 504,
    30/56 = 30 × 9/56 × 9 = 270/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    45/63 = 45 × 8/63 × 8 = 360/504
  4. Add the two like fractions:
    270/504 + 360/504 = 270 + 360/504 = 630/504
  5. 630/504 simplified gives 5/4
  6. So, 30/56 + 45/63 = 5/4
    In mixed form: 11/4

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