Compare 28/70 and 15/8
1st number: 28/70, 2nd number: 1 7/8
28/70 is smaller than 15/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
28/70 = 28 × 4/70 × 4 = 112/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
15/8 = 15 × 35/8 × 35 = 525/280 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 112/280 < 525/280 or 28/70 < 15/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/70 and 15/8 28/70 and 30/8 28/70 and 15/16 84/70 and 15/8 28/70 and 45/8 28/70 and 15/24 28/70 and 75/8 28/70 and 15/40 28/70 and 15/56