Compare 3/8 and 90/70
1st number: 3/8, 2nd number: 1 20/70
3/8 is smaller than 90/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
3/8 = 3 × 35/8 × 35 = 105/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
90/70 = 90 × 4/70 × 4 = 360/280 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 105/280 < 360/280 or 3/8 < 90/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/8 and 90/70 3/16 and 90/70 9/8 and 90/70 3/24 and 90/70 15/8 and 90/70 3/40 and 90/70 21/8 and 90/70 3/56 and 90/70