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