Compare 5/80 and 2/30
5/80 is smaller than 2/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
5/80 = 5 × 3/80 × 3 = 15/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
2/30 = 2 × 8/30 × 8 = 16/240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 15/240 < 16/240 or 5/80 < 2/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/80 and 2/30 5/80 and 4/30 5/80 and 2/60 15/80 and 2/30 5/80 and 6/30 5/80 and 2/90 25/80 and 2/30 5/80 and 10/30 35/80 and 2/30 5/80 and 14/30