Solutions by everydaycalculation.com

1^{st} number: 3 17/21, 2^{nd} number: 7/60

8021 + 760 is 1649420.

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

LCM of 21 and 60 is**420**

Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,

8021 = 80 × 2021 × 20 = 1600420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,

760 = 7 × 760 × 7 = 49420 - Add the two like fractions:

1600420 + 49420 = 1600 + 49420 = 1649420 - So, 80/21 + 7/60 = 1649/420

In mixed form: 3389420

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