Compare 15/90 and 3/8
15/90 is smaller than 3/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
15/90 = 15 × 4/90 × 4 = 60/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
3/8 = 3 × 45/8 × 45 = 135/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/360 < 135/360 or 15/90 < 3/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/90 and 3/8 15/90 and 6/8 15/90 and 3/16 45/90 and 3/8 15/90 and 9/8 15/90 and 3/24 75/90 and 3/8 15/90 and 15/8 15/90 and 3/40 15/90 and 21/8 15/90 and 3/56