Compare 3/30 and 10/15
3/30 is smaller than 10/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
3/30 = 3 × 1/30 × 1 = 3/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
10/15 = 10 × 2/15 × 2 = 20/30 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 3/30 < 20/30 or 3/30 < 10/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30 and 10/15 3/30 and 20/15 3/60 and 10/15 3/30 and 10/30 9/30 and 10/15 3/30 and 30/15 3/90 and 10/15 3/30 and 10/45 15/30 and 10/15 3/30 and 50/15 3/30 and 10/75 21/30 and 10/15 3/30 and 70/15