Add 8/7 and 6/18, Solve 1 1/7 + 6/18 as a fraction

Add 8/7 and 6/18

1^st number: 1 1/7, 2^nd number: 6/18

8/7 + 6/18 is 31/21.

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,
8/7 = 8 × 18/7 × 18 = 144/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
6/18 = 6 × 7/18 × 7 = 42/126
Add the two like fractions:
144/126 + 42/126 = 144 + 42/126 = 186/126
186/126 simplified gives 31/21
So, 8/7 + 6/18 = 31/21
In mixed form: 110/21

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