Compare 15/40 and 28/5
1st number: 15/40, 2nd number: 5 3/5
15/40 is smaller than 28/5
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
15/40 = 15 × 1/40 × 1 = 15/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
28/5 = 28 × 8/5 × 8 = 224/40 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 15/40 < 224/40 or 15/40 < 28/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/40 and 28/5 15/40 and 56/5 15/80 and 28/5 15/40 and 28/10 45/40 and 28/5 15/40 and 84/5 15/40 and 28/15 75/40 and 28/5 15/40 and 28/25 15/40 and 28/35