Compare 90/27 and 7/45
1st number: 3 9/27, 2nd number: 7/45
90/27 is greater than 7/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 45 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
90/27 = 90 × 5/27 × 5 = 450/135 - Likewise, for the 2nd fraction, since 45 × 3 = 135,
7/45 = 7 × 3/45 × 3 = 21/135 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 450/135 > 21/135 or 90/27 > 7/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/27 and 14/45 90/54 and 7/45 90/27 and 7/90 90/27 and 21/45 90/81 and 7/45 90/27 and 35/45 90/27 and 49/45