Compare 21/20 and 32/70
1st number: 1 1/20, 2nd number: 32/70
21/20 is greater than 32/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
21/20 = 21 × 7/20 × 7 = 147/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
32/70 = 32 × 2/70 × 2 = 64/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/140 > 64/140 or 21/20 > 32/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/20 and 32/70 21/20 and 64/70 21/40 and 32/70 63/20 and 32/70 21/20 and 96/70 21/60 and 32/70