Solutions by everydaycalculation.com

1^{st} number: 1 17/63, 2^{nd} number: 7/20

8063 + 720 is 20411260.

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

LCM of 63 and 20 is**1260**

Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,

8063 = 80 × 2063 × 20 = 16001260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,

720 = 7 × 6320 × 63 = 4411260 - Add the two like fractions:

16001260 + 4411260 = 1600 + 4411260 = 20411260 - So, 80/63 + 7/20 = 2041/1260

In mixed form: 17811260

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