Add 15/80 and 27/8, Solve 15/80 + 3 3/8 as a fraction

Add 15/80 and 27/8

1^st number: 15/80, 2^nd number: 3 3/8

15/80 + 27/8 is 57/16.

Find the least common denominator or LCM of the two denominators:
LCM of 80 and 8 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 80 × 1 = 80,
15/80 = 15 × 1/80 × 1 = 15/80
Likewise, for the 2nd fraction, since 8 × 10 = 80,
27/8 = 27 × 10/8 × 10 = 270/80
Add the two like fractions:
15/80 + 270/80 = 15 + 270/80 = 285/80
285/80 simplified gives 57/16
So, 15/80 + 27/8 = 57/16
In mixed form: 39/16

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