Add 90/5 and 45/16
1st number: 18 0/5, 2nd number: 2 13/16
90/5 + 45/16 is 333/16.
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,
45/16 = 45 × 5/16 × 5 = 225/80 - Add the two like fractions:
1440/80 + 225/80 = 1440 + 225/80 = 1665/80 - 1665/80 simplified gives 333/16
- So, 90/5 + 45/16 = 333/16
In mixed form: 2013/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5+90/16 90/10+45/16 90/5+45/32 90/15+45/16 90/5+45/48 90/25+45/16 90/5+45/80 90/35+45/16