Add 27/35 and 90/63, Solve 27/35 + 1 27/63 as a fraction

Add 27/35 and 90/63

1^st number: 27/35, 2^nd number: 1 27/63

27/35 + 90/63 is 11/5.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 35 × 9 = 315,
27/35 = 27 × 9/35 × 9 = 243/315
Likewise, for the 2nd fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315
Add the two like fractions:
243/315 + 450/315 = 243 + 450/315 = 693/315
693/315 simplified gives 11/5
So, 27/35 + 90/63 = 11/5
In mixed form: 21/5

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