Compare 49/12 and 72/15
1st number: 4 1/12, 2nd number: 4 12/15
49/12 is smaller than 72/15
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,
49/12 = 49 × 5/12 × 5 = 245/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
72/15 = 72 × 4/15 × 4 = 288/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 245/60 < 288/60 or 49/12 < 72/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12 and 72/15 49/24 and 72/15 49/12 and 72/30 49/36 and 72/15 49/12 and 72/45 49/60 and 72/15 49/12 and 72/75 49/84 and 72/15