Compare 90/54 and 70/15
1st number: 1 36/54, 2nd number: 4 10/15
90/54 is smaller than 70/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
90/54 = 90 × 5/54 × 5 = 450/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
70/15 = 70 × 18/15 × 18 = 1260/270 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 450/270 < 1260/270 or 90/54 < 70/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/54 and 70/30 90/54 and 70/45 90/54 and 70/75