Add 16/18 and 90/30
1st number: 16/18, 2nd number: 3 0/30
16/18 + 90/30 is 35/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
16/18 = 16 × 5/18 × 5 = 80/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
90/30 = 90 × 3/30 × 3 = 270/90 - Add the two like fractions:
80/90 + 270/90 = 80 + 270/90 = 350/90 - 350/90 simplified gives 35/9
- So, 16/18 + 90/30 = 35/9
In mixed form: 38/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/18+90/30 16/36+90/30 16/18+90/60 48/18+90/30 16/54+90/30 80/18+90/30 16/90+90/30