Add 15/2 and 63/27, Solve 7 1/2 + 2 9/27 as a fraction

Add 15/2 and 63/27

1^st number: 7 1/2, 2^nd number: 2 9/27

15/2 + 63/27 is 59/6.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 2 × 27 = 54,
15/2 = 15 × 27/2 × 27 = 405/54
Likewise, for the 2nd fraction, since 27 × 2 = 54,
63/27 = 63 × 2/27 × 2 = 126/54
Add the two like fractions:
405/54 + 126/54 = 405 + 126/54 = 531/54
531/54 simplified gives 59/6
So, 15/2 + 63/27 = 59/6
In mixed form: 95/6

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