Compare 18/60 and 32/81
18/60 is smaller than 32/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 81 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 60 × 27 = 1620,
18/60 = 18 × 27/60 × 27 = 486/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
32/81 = 32 × 20/81 × 20 = 640/1620 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 486/1620 < 640/1620 or 18/60 < 32/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/60 and 32/81 18/60 and 64/81 54/60 and 32/81 18/60 and 96/81 90/60 and 32/81