Compare 8/18 and 4/30
8/18 is greater than 4/30
Steps for comparing 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,
8/18 = 8 × 5/18 × 5 = 40/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
4/30 = 4 × 3/30 × 3 = 12/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 40/90 > 12/90 or 8/18 > 4/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/18 and 4/30 8/18 and 8/30 8/36 and 4/30 8/18 and 4/60 24/18 and 4/30 8/18 and 12/30 8/54 and 4/30 8/18 and 4/90 40/18 and 4/30 8/18 and 20/30 8/90 and 4/30 56/18 and 4/30 8/18 and 28/30