Add 27/4 and 25/30, Solve 6 3/4 + 25/30 as a fraction

Add 27/4 and 25/30

1^st number: 6 3/4, 2^nd number: 25/30

27/4 + 25/30 is 91/12.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 4 × 15 = 60,
27/4 = 27 × 15/4 × 15 = 405/60
Likewise, for the 2nd fraction, since 30 × 2 = 60,
25/30 = 25 × 2/30 × 2 = 50/60
Add the two like fractions:
405/60 + 50/60 = 405 + 50/60 = 455/60
455/60 simplified gives 91/12
So, 27/4 + 25/30 = 91/12
In mixed form: 77/12

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