Compare 8/70 and 50/21
1st number: 8/70, 2nd number: 2 8/21
8/70 is smaller than 50/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 21 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
8/70 = 8 × 3/70 × 3 = 24/210 - Likewise, for the 2nd fraction, since 21 × 10 = 210,
50/21 = 50 × 10/21 × 10 = 500/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 24/210 < 500/210 or 8/70 < 50/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/70 and 50/21 8/70 and 50/42 24/70 and 50/21 8/70 and 50/63 40/70 and 50/21 56/70 and 50/21