Compare 42/49 and 20/9
1st number: 42/49, 2nd number: 2 2/9
42/49 is smaller than 20/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 9 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
42/49 = 42 × 9/49 × 9 = 378/441 - Likewise, for the 2nd fraction, since 9 × 49 = 441,
20/9 = 20 × 49/9 × 49 = 980/441 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 378/441 < 980/441 or 42/49 < 20/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/49 and 20/9 42/49 and 40/9 42/98 and 20/9 42/49 and 20/18 42/49 and 60/9 42/49 and 20/27 42/49 and 20/45 42/49 and 20/63