Add 90/6 and 42/27, Solve 15 0/6 + 1 15/27 as a fraction

Add 90/6 and 42/27

1^st number: 15 0/6, 2^nd number: 1 15/27

90/6 + 42/27 is 149/9.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 27 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 6 × 9 = 54,
90/6 = 90 × 9/6 × 9 = 810/54
Likewise, for the 2nd fraction, since 27 × 2 = 54,
42/27 = 42 × 2/27 × 2 = 84/54
Add the two like fractions:
810/54 + 84/54 = 810 + 84/54 = 894/54
894/54 simplified gives 149/9
So, 90/6 + 42/27 = 149/9
In mixed form: 165/9

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