Compare 7/14 and 90/18
1st number: 7/14, 2nd number: 5 0/18
7/14 is smaller than 90/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
7/14 = 7 × 9/14 × 9 = 63/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
90/18 = 90 × 7/18 × 7 = 630/126 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 63/126 < 630/126 or 7/14 < 90/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 7/28 and 90/18 7/14 and 90/36 21/14 and 90/18 7/42 and 90/18 7/14 and 90/54 35/14 and 90/18 7/70 and 90/18 49/14 and 90/18 7/98 and 90/18