Add 90/18 and 6/42, Solve 5 0/18 + 6/42 as a fraction

Add 90/18 and 6/42

1^st number: 5 0/18, 2^nd number: 6/42

90/18 + 6/42 is 36/7.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 42 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 18 × 7 = 126,
90/18 = 90 × 7/18 × 7 = 630/126
Likewise, for the 2nd fraction, since 42 × 3 = 126,
6/42 = 6 × 3/42 × 3 = 18/126
Add the two like fractions:
630/126 + 18/126 = 630 + 18/126 = 648/126
648/126 simplified gives 36/7
So, 90/18 + 6/42 = 36/7
In mixed form: 51/7

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