Compare 8/84 and 9/80
8/84 is smaller than 9/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 80 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 84 × 20 = 1680,
8/84 = 8 × 20/84 × 20 = 160/1680 - Likewise, for the 2nd fraction, since 80 × 21 = 1680,
9/80 = 9 × 21/80 × 21 = 189/1680 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 160/1680 < 189/1680 or 8/84 < 9/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/84 and 9/80 8/84 and 18/80 24/84 and 9/80 8/84 and 27/80 40/84 and 9/80 8/84 and 45/80 56/84 and 9/80 8/84 and 63/80