Compare 70/15 and 14/21
1st number: 4 10/15, 2nd number: 14/21
70/15 is greater than 14/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 21 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
70/15 = 70 × 7/15 × 7 = 490/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
14/21 = 14 × 5/21 × 5 = 70/105 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 490/105 > 70/105 or 70/15 > 14/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15 and 28/21 70/30 and 14/21 70/15 and 14/42 70/15 and 42/21 70/45 and 14/21 70/15 and 14/63 70/15 and 70/21 70/75 and 14/21 70/15 and 98/21