Compare 35/90 and 27/20
1st number: 35/90, 2nd number: 1 7/20
35/90 is smaller than 27/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
35/90 = 35 × 2/90 × 2 = 70/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
27/20 = 27 × 9/20 × 9 = 243/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 70/180 < 243/180 or 35/90 < 27/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/90 and 27/20 35/90 and 54/20 35/90 and 27/40 35/90 and 81/20 35/90 and 27/60