Compare 90/60 and 84/40
1st number: 1 30/60, 2nd number: 2 4/40
90/60 is smaller than 84/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
90/60 = 90 × 2/60 × 2 = 180/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
84/40 = 84 × 3/40 × 3 = 252/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 180/120 < 252/120 or 90/60 < 84/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/60 and 84/80