Compare 21/25 and 70/7
1st number: 21/25, 2nd number: 10 0/7
21/25 is smaller than 70/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 7 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
21/25 = 21 × 7/25 × 7 = 147/175 - Likewise, for the 2nd fraction, since 7 × 25 = 175,
70/7 = 70 × 25/7 × 25 = 1750/175 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/175 < 1750/175 or 21/25 < 70/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/25 and 70/7 21/50 and 70/7 21/25 and 70/14 63/25 and 70/7 21/75 and 70/7 21/25 and 70/21 21/25 and 70/35 21/25 and 70/49