Compare 15/56 and 84/20
1st number: 15/56, 2nd number: 4 4/20
15/56 is smaller than 84/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 20 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
15/56 = 15 × 5/56 × 5 = 75/280 - Likewise, for the 2nd fraction, since 20 × 14 = 280,
84/20 = 84 × 14/20 × 14 = 1176/280 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 75/280 < 1176/280 or 15/56 < 84/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/56 and 84/20 15/56 and 84/40 45/56 and 84/20 15/56 and 84/60 75/56 and 84/20