Add 8/7 and 18/27, Solve 1 1/7 + 18/27 as a fraction

Add 8/7 and 18/27

1^st number: 1 1/7, 2^nd number: 18/27

8/7 + 18/27 is 38/21.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 27 is 189

Next, find the equivalent fraction of both fractional numbers with denominator 189
For the 1st fraction, since 7 × 27 = 189,
8/7 = 8 × 27/7 × 27 = 216/189
Likewise, for the 2nd fraction, since 27 × 7 = 189,
18/27 = 18 × 7/27 × 7 = 126/189
Add the two like fractions:
216/189 + 126/189 = 216 + 126/189 = 342/189
342/189 simplified gives 38/21
So, 8/7 + 18/27 = 38/21
In mixed form: 117/21

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