Add 27/10 and 15/6, Solve 2 7/10 + 2 3/6 as a fraction

Add 27/10 and 15/6

1^st number: 2 7/10, 2^nd number: 2 3/6

27/10 + 15/6 is 26/5.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 6 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 10 × 3 = 30,
27/10 = 27 × 3/10 × 3 = 81/30
Likewise, for the 2nd fraction, since 6 × 5 = 30,
15/6 = 15 × 5/6 × 5 = 75/30
Add the two like fractions:
81/30 + 75/30 = 81 + 75/30 = 156/30
156/30 simplified gives 26/5
So, 27/10 + 15/6 = 26/5
In mixed form: 51/5

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad