Compare 40/90 and 50/9
1st number: 40/90, 2nd number: 5 5/9
40/90 is smaller than 50/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
40/90 = 40 × 1/90 × 1 = 40/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
50/9 = 50 × 10/9 × 10 = 500/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 40/90 < 500/90 or 40/90 < 50/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/90 and 50/9 40/90 and 50/18 40/90 and 50/27 40/90 and 50/45 40/90 and 50/63