Solutions by everydaycalculation.com

1^{st} number: 1/14, 2^{nd} number: 1 12/72

114 + 8472 is 2621.

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

LCM of 14 and 72 is**504**

Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 14 × 36 = 504,

114 = 1 × 3614 × 36 = 36504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,

8472 = 84 × 772 × 7 = 588504 - Add the two like fractions:

36504 + 588504 = 36 + 588504 = 624504 - 624/504 simplified gives 2621
- So, 1/14 + 84/72 = 26/21

In mixed form: 1521

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