Compare 18/7 and 8/40
1st number: 2 4/7, 2nd number: 8/40
18/7 is greater than 8/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 7 × 40 = 280,
18/7 = 18 × 40/7 × 40 = 720/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
8/40 = 8 × 7/40 × 7 = 56/280 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 720/280 > 56/280 or 18/7 > 8/40
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 8/40 18/7 and 16/40 18/14 and 8/40 18/7 and 8/80 54/7 and 8/40 18/7 and 24/40 18/21 and 8/40 90/7 and 8/40 18/35 and 8/40 18/7 and 56/40 18/49 and 8/40