Add 27/63 and 21/5, Solve 27/63 + 4 1/5 as a fraction

Add 27/63 and 21/5

1^st number: 27/63, 2^nd number: 4 1/5

27/63 + 21/5 is 162/35.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 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 5 × 63 = 315,
21/5 = 21 × 63/5 × 63 = 1323/315
Add the two like fractions:
135/315 + 1323/315 = 135 + 1323/315 = 1458/315
1458/315 simplified gives 162/35
So, 27/63 + 21/5 = 162/35
In mixed form: 422/35

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