Compare 18/7 and 9/45
1st number: 2 4/7, 2nd number: 9/45
18/7 is greater than 9/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
18/7 = 18 × 45/7 × 45 = 810/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
9/45 = 9 × 7/45 × 7 = 63/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 810/315 > 63/315 or 18/7 > 9/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/7 and 9/45 18/7 and 18/45 18/14 and 9/45 18/7 and 9/90 54/7 and 9/45 18/7 and 27/45 18/21 and 9/45 90/7 and 9/45 18/35 and 9/45 18/7 and 63/45 18/49 and 9/45