Compare 20/12 and 35/15
1st number: 1 8/12, 2nd number: 2 5/15
20/12 is smaller than 35/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
20/12 = 20 × 5/12 × 5 = 100/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
35/15 = 35 × 4/15 × 4 = 140/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 100/60 < 140/60 or 20/12 < 35/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/12 and 35/15 20/12 and 70/15 20/24 and 35/15 20/12 and 35/30 60/12 and 35/15 20/36 and 35/15 20/12 and 35/45 20/60 and 35/15 20/12 and 35/75 20/84 and 35/15