Compare 3/28 and 15/70
3/28 is smaller than 15/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
3/28 = 3 × 5/28 × 5 = 15/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
15/70 = 15 × 2/70 × 2 = 30/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 15/140 < 30/140 or 3/28 < 15/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/28 and 15/70 3/28 and 30/70 3/56 and 15/70 9/28 and 15/70 3/28 and 45/70 3/84 and 15/70 15/28 and 15/70 3/28 and 75/70 21/28 and 15/70