Compare 18/40 and 28/60
18/40 is smaller than 28/60
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
18/40 = 18 × 3/40 × 3 = 54/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
28/60 = 28 × 2/60 × 2 = 56/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 54/120 < 56/120 or 18/40 < 28/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/40 and 28/60 18/40 and 56/60 18/80 and 28/60 54/40 and 28/60 18/40 and 84/60 90/40 and 28/60