Compare 90/7 and 75/9
1st number: 12 6/7, 2nd number: 8 3/9
90/7 is greater than 75/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
90/7 = 90 × 9/7 × 9 = 810/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
75/9 = 75 × 7/9 × 7 = 525/63 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 810/63 > 525/63 or 90/7 > 75/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14 and 75/9 90/7 and 75/18 90/21 and 75/9 90/7 and 75/27 90/35 and 75/9 90/7 and 75/45 90/49 and 75/9 90/7 and 75/63