Compare 21/14 and 25/30
1st number: 1 7/14, 2nd number: 25/30
21/14 is greater than 25/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
21/14 = 21 × 15/14 × 15 = 315/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
25/30 = 25 × 7/30 × 7 = 175/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 315/210 > 175/210 or 21/14 > 25/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/14 and 25/30 21/14 and 50/30 21/28 and 25/30 21/14 and 25/60 63/14 and 25/30 21/14 and 75/30 21/42 and 25/30 21/14 and 25/90 21/70 and 25/30 21/98 and 25/30