Compare 30/45 and 2/30
30/45 is greater than 2/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
30/45 = 30 × 2/45 × 2 = 60/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
2/30 = 2 × 3/30 × 3 = 6/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/90 > 6/90 or 30/45 > 2/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/45 and 2/30 30/45 and 4/30 30/90 and 2/30 30/45 and 2/60 90/45 and 2/30 30/45 and 6/30 30/45 and 2/90 30/45 and 10/30 30/45 and 14/30