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Add 9/15 and 56/63

9/15 + 56/63 is 67/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 63 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 15 × 21 = 315,
    9/15 = 9 × 21/15 × 21 = 189/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    56/63 = 56 × 5/63 × 5 = 280/315
  4. Add the two like fractions:
    189/315 + 280/315 = 189 + 280/315 = 469/315
  5. 469/315 simplified gives 67/45
  6. So, 9/15 + 56/63 = 67/45
    In mixed form: 122/45

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