Add 80/14 and 1/9, Solve 5 10/14 + 1/9 as a fraction

Add 80/14 and 1/9

1^st number: 5 10/14, 2^nd number: 1/9

80/14 + 1/9 is 367/63.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 9 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
80/14 = 80 × 9/14 × 9 = 720/126
Likewise, for the 2nd fraction, since 9 × 14 = 126,
1/9 = 1 × 14/9 × 14 = 14/126
Add the two like fractions:
720/126 + 14/126 = 720 + 14/126 = 734/126
734/126 simplified gives 367/63
So, 80/14 + 1/9 = 367/63
In mixed form: 552/63

MathStep (Works offline)

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