Compare 18/80 and 2/15
18/80 is greater than 2/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
18/80 = 18 × 3/80 × 3 = 54/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
2/15 = 2 × 16/15 × 16 = 32/240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 54/240 > 32/240 or 18/80 > 2/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/80 and 2/15 18/80 and 4/15 18/80 and 2/30 54/80 and 2/15 18/80 and 6/15 18/80 and 2/45 90/80 and 2/15 18/80 and 10/15 18/80 and 2/75 18/80 and 14/15