Compare 63/21 and 3/70
1st number: 3 0/21, 2nd number: 3/70
63/21 is greater than 3/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
63/21 = 63 × 10/21 × 10 = 630/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
3/70 = 3 × 3/70 × 3 = 9/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 630/210 > 9/210 or 63/21 > 3/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/21 and 6/70 63/42 and 3/70 63/21 and 9/70 63/21 and 15/70 63/21 and 21/70