Add 4/80 and 15/27, Solve 4/80 + 15/27 as a fraction

Add 4/80 and 15/27

4/80 + 15/27 is 109/180.

Find the least common denominator or LCM of the two denominators:
LCM of 80 and 27 is 2160

Next, find the equivalent fraction of both fractional numbers with denominator 2160
For the 1st fraction, since 80 × 27 = 2160,
4/80 = 4 × 27/80 × 27 = 108/2160
Likewise, for the 2nd fraction, since 27 × 80 = 2160,
15/27 = 15 × 80/27 × 80 = 1200/2160
Add the two like fractions:
108/2160 + 1200/2160 = 108 + 1200/2160 = 1308/2160
1308/2160 simplified gives 109/180
So, 4/80 + 15/27 = 109/180

MathStep (Works offline)

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