Add 90/16 and 98/10
1st number: 5 10/16, 2nd number: 9 8/10
90/16 + 98/10 is 617/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 10 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
90/16 = 90 × 5/16 × 5 = 450/80 - Likewise, for the 2nd fraction, since 10 × 8 = 80,
98/10 = 98 × 8/10 × 8 = 784/80 - Add the two like fractions:
450/80 + 784/80 = 450 + 784/80 = 1234/80 - 1234/80 simplified gives 617/40
- So, 90/16 + 98/10 = 617/40
In mixed form: 1517/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/32+98/10 90/16+98/20 90/48+98/10 90/16+98/30 90/80+98/10 90/16+98/50 90/16+98/70