Add 27/49 and 60/80
27/49 + 60/80 is 255/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 80 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 49 × 80 = 3920,
27/49 = 27 × 80/49 × 80 = 2160/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
60/80 = 60 × 49/80 × 49 = 2940/3920 - Add the two like fractions:
2160/3920 + 2940/3920 = 2160 + 2940/3920 = 5100/3920 - 5100/3920 simplified gives 255/196
- So, 27/49 + 60/80 = 255/196
In mixed form: 159/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/49+60/80 27/98+60/80 81/49+60/80