Add 80/27 and 98/40
1st number: 2 26/27, 2nd number: 2 18/40
80/27 + 98/40 is 2923/540.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 27 × 40 = 1080,
80/27 = 80 × 40/27 × 40 = 3200/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
98/40 = 98 × 27/40 × 27 = 2646/1080 - Add the two like fractions:
3200/1080 + 2646/1080 = 3200 + 2646/1080 = 5846/1080 - 5846/1080 simplified gives 2923/540
- So, 80/27 + 98/40 = 2923/540
In mixed form: 5223/540
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/54+98/40 80/27+98/80 80/81+98/40