Compare 18/15 and 5/40
1st number: 1 3/15, 2nd number: 5/40
18/15 is greater than 5/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
18/15 = 18 × 8/15 × 8 = 144/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
5/40 = 5 × 3/40 × 3 = 15/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 144/120 > 15/120 or 18/15 > 5/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/15 and 5/40 18/15 and 10/40 18/30 and 5/40 18/15 and 5/80 54/15 and 5/40 18/15 and 15/40 18/45 and 5/40 90/15 and 5/40 18/15 and 25/40 18/75 and 5/40 18/15 and 35/40