Compare 12/28 and 14/20
12/28 is smaller than 14/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
12/28 = 12 × 5/28 × 5 = 60/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
14/20 = 14 × 7/20 × 7 = 98/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/140 < 98/140 or 12/28 < 14/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/28 and 14/20 12/28 and 28/20 12/56 and 14/20 12/28 and 14/40 36/28 and 14/20 12/28 and 42/20 12/84 and 14/20 12/28 and 14/60 60/28 and 14/20 12/28 and 70/20 84/28 and 14/20 12/28 and 98/20