Add 90/16 and 84/9
1st number: 5 10/16, 2nd number: 9 3/9
90/16 + 84/9 is 359/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
90/16 = 90 × 9/16 × 9 = 810/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
84/9 = 84 × 16/9 × 16 = 1344/144 - Add the two like fractions:
810/144 + 1344/144 = 810 + 1344/144 = 2154/144 - 2154/144 simplified gives 359/24
- So, 90/16 + 84/9 = 359/24
In mixed form: 1423/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/32+84/9 90/16+84/18 90/48+84/9 90/16+84/27 90/80+84/9 90/16+84/45 90/16+84/63