Add 27/63 and 21/35, Solve 27/63 + 21/35 as a fraction

Add 27/63 and 21/35

27/63 + 21/35 is 36/35.

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

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 63 × 5 = 315,
27/63 = 27 × 5/63 × 5 = 135/315
Likewise, for the 2nd fraction, since 35 × 9 = 315,
21/35 = 21 × 9/35 × 9 = 189/315
Add the two like fractions:
135/315 + 189/315 = 135 + 189/315 = 324/315
324/315 simplified gives 36/35
So, 27/63 + 21/35 = 36/35
In mixed form: 11/35

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