Compare 20/10 and 90/8
1st number: 2 0/10, 2nd number: 11 2/8
20/10 is smaller than 90/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
20/10 = 20 × 4/10 × 4 = 80/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
90/8 = 90 × 5/8 × 5 = 450/40 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 80/40 < 450/40 or 20/10 < 90/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/10 and 90/8 20/10 and 90/16 60/10 and 90/8 20/30 and 90/8 20/10 and 90/24 20/50 and 90/8 20/10 and 90/40 20/70 and 90/8 20/10 and 90/56