Add 90/6 and 20/70, Solve 15 0/6 + 20/70 as a fraction

Add 90/6 and 20/70

1^st number: 15 0/6, 2^nd number: 20/70

90/6 + 20/70 is 107/7.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 6 × 35 = 210,
90/6 = 90 × 35/6 × 35 = 3150/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
20/70 = 20 × 3/70 × 3 = 60/210
Add the two like fractions:
3150/210 + 60/210 = 3150 + 60/210 = 3210/210
3210/210 simplified gives 107/7
So, 90/6 + 20/70 = 107/7
In mixed form: 152/7

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