Compare 90/45 and 56/4
1st number: 2 0/45, 2nd number: 14 0/4
90/45 is smaller than 56/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
90/45 = 90 × 4/45 × 4 = 360/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
56/4 = 56 × 45/4 × 45 = 2520/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 360/180 < 2520/180 or 90/45 < 56/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/45 and 56/8 90/45 and 56/12 90/45 and 56/20 90/45 and 56/28