Add 10/5 and 90/16
1st number: 2 0/5, 2nd number: 5 10/16
10/5 + 90/16 is 61/8.
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,
10/5 = 10 × 16/5 × 16 = 160/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
90/16 = 90 × 5/16 × 5 = 450/80 - Add the two like fractions:
160/80 + 450/80 = 160 + 450/80 = 610/80 - 610/80 simplified gives 61/8
- So, 10/5 + 90/16 = 61/8
In mixed form: 75/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/5+90/16 10/5+90/32 30/5+90/16 10/15+90/16 10/5+90/48 50/5+90/16 10/25+90/16 10/5+90/80 70/5+90/16 10/35+90/16