Compare 70/18 and 15/72
1st number: 3 16/18, 2nd number: 15/72
70/18 is greater than 15/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
70/18 = 70 × 4/18 × 4 = 280/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
15/72 = 15 × 1/72 × 1 = 15/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 280/72 > 15/72 or 70/18 > 15/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18 and 30/72 70/36 and 15/72 70/18 and 45/72 70/54 and 15/72 70/18 and 75/72 70/90 and 15/72