Compare 81/7 and 1/30
1st number: 11 4/7, 2nd number: 1/30
81/7 is greater than 1/30
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,
81/7 = 81 × 30/7 × 30 = 2430/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
1/30 = 1 × 7/30 × 7 = 7/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2430/210 > 7/210 or 81/7 > 1/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/7 and 2/30 81/14 and 1/30 81/7 and 1/60 81/7 and 3/30 81/21 and 1/30 81/7 and 1/90 81/7 and 5/30 81/35 and 1/30 81/7 and 7/30 81/49 and 1/30