Compare 18/7 and 63/30
1st number: 2 4/7, 2nd number: 2 3/30
18/7 is greater than 63/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 7 × 30 = 210,
18/7 = 18 × 30/7 × 30 = 540/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
63/30 = 63 × 7/30 × 7 = 441/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 540/210 > 441/210 or 18/7 > 63/30
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 63/30 18/14 and 63/30 18/7 and 63/60 54/7 and 63/30 18/21 and 63/30 18/7 and 63/90 90/7 and 63/30 18/35 and 63/30 18/49 and 63/30