Add 27/2 and 70/15, Solve 13 1/2 + 4 10/15 as a fraction

Add 27/2 and 70/15

1^st number: 13 1/2, 2^nd number: 4 10/15

27/2 + 70/15 is 109/6.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 2 × 15 = 30,
27/2 = 27 × 15/2 × 15 = 405/30
Likewise, for the 2nd fraction, since 15 × 2 = 30,
70/15 = 70 × 2/15 × 2 = 140/30
Add the two like fractions:
405/30 + 140/30 = 405 + 140/30 = 545/30
545/30 simplified gives 109/6
So, 27/2 + 70/15 = 109/6
In mixed form: 181/6

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