Compare 49/4 and 20/90
1st number: 12 1/4, 2nd number: 20/90
49/4 is greater than 20/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
49/4 = 49 × 45/4 × 45 = 2205/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
20/90 = 20 × 2/90 × 2 = 40/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2205/180 > 40/180 or 49/4 > 20/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/4 and 20/90 49/4 and 40/90 49/8 and 20/90 49/4 and 60/90 49/12 and 20/90 49/20 and 20/90 49/28 and 20/90