Add 5/7 and 80/18, Solve 5/7 + 4 8/18 as a fraction

Add 5/7 and 80/18

1^st number: 5/7, 2^nd number: 4 8/18

5/7 + 80/18 is 325/63.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 7 × 18 = 126,
5/7 = 5 × 18/7 × 18 = 90/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
80/18 = 80 × 7/18 × 7 = 560/126
Add the two like fractions:
90/126 + 560/126 = 90 + 560/126 = 650/126
650/126 simplified gives 325/63
So, 5/7 + 80/18 = 325/63
In mixed form: 510/63

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