Compare 7/80 and 2/20
7/80 is smaller than 2/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
7/80 = 7 × 1/80 × 1 = 7/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
2/20 = 2 × 4/20 × 4 = 8/80 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 7/80 < 8/80 or 7/80 < 2/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/80 and 2/20 7/80 and 4/20 7/80 and 2/40 21/80 and 2/20 7/80 and 6/20 7/80 and 2/60 35/80 and 2/20 7/80 and 10/20 49/80 and 2/20 7/80 and 14/20