Add 27/4 and 15/28, Solve 6 3/4 + 15/28 as a fraction

Add 27/4 and 15/28

1^st number: 6 3/4, 2^nd number: 15/28

27/4 + 15/28 is 51/7.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28

Next, find the equivalent fraction of both fractional numbers with denominator 28
For the 1st fraction, since 4 × 7 = 28,
27/4 = 27 × 7/4 × 7 = 189/28
Likewise, for the 2nd fraction, since 28 × 1 = 28,
15/28 = 15 × 1/28 × 1 = 15/28
Add the two like fractions:
189/28 + 15/28 = 189 + 15/28 = 204/28
204/28 simplified gives 51/7
So, 27/4 + 15/28 = 51/7
In mixed form: 72/7

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