Add 80/2 and 15/54
1st number: 40 0/2, 2nd number: 15/54
80/2 + 15/54 is 725/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
80/2 = 80 × 27/2 × 27 = 2160/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
15/54 = 15 × 1/54 × 1 = 15/54 - Add the two like fractions:
2160/54 + 15/54 = 2160 + 15/54 = 2175/54 - 2175/54 simplified gives 725/18
- So, 80/2 + 15/54 = 725/18
In mixed form: 405/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2+30/54 80/4+15/54 80/2+45/54 80/6+15/54 80/2+75/54 80/10+15/54 80/14+15/54