Add 18/3 and 90/30
1st number: 6 0/3, 2nd number: 3 0/30
18/3 + 90/30 is 9/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
18/3 = 18 × 10/3 × 10 = 180/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
90/30 = 90 × 1/30 × 1 = 90/30 - Add the two like fractions:
180/30 + 90/30 = 180 + 90/30 = 270/30 - 270/30 simplified gives 9/1
- So, 18/3 + 90/30 = 9/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/3+90/30 18/6+90/30 18/3+90/60 54/3+90/30 18/9+90/30 90/3+90/30 18/15+90/30 18/21+90/30