Add 90/5 and 15/16
1st number: 18 0/5, 2nd number: 15/16
90/5 + 15/16 is 303/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
90/5 = 90 × 16/5 × 16 = 1440/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
15/16 = 15 × 5/16 × 5 = 75/80 - Add the two like fractions:
1440/80 + 75/80 = 1440 + 75/80 = 1515/80 - 1515/80 simplified gives 303/16
- So, 90/5 + 15/16 = 303/16
In mixed form: 1815/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5+30/16 90/10+15/16 90/5+15/32 90/5+45/16 90/15+15/16 90/5+15/48 90/5+75/16 90/25+15/16 90/5+15/80 90/35+15/16