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Add 9/15 and 63/56

1st number: 9/15, 2nd number: 1 7/56

9/15 + 63/56 is 69/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 56 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 15 × 56 = 840,
    9/15 = 9 × 56/15 × 56 = 504/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    63/56 = 63 × 15/56 × 15 = 945/840
  4. Add the two like fractions:
    504/840 + 945/840 = 504 + 945/840 = 1449/840
  5. 1449/840 simplified gives 69/40
  6. So, 9/15 + 63/56 = 69/40
    In mixed form: 129/40

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