Solutions by everydaycalculation.com

1^{st} number: 1 1/7, 2^{nd} number: 5/9

87 + 59 is 10763.

- Find the least common denominator or LCM of the two denominators:

LCM of 7 and 9 is**63**

Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,

87 = 8 × 97 × 9 = 7263 - Likewise, for the 2nd fraction, since 9 × 7 = 63,

59 = 5 × 79 × 7 = 3563 - Add the two like fractions:

7263 + 3563 = 72 + 3563 = 10763 - So, 8/7 + 5/9 = 107/63

In mixed form: 14463

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