Compare 30/50 and 42/49
30/50 is smaller than 42/49
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 49 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 50 × 49 = 2450,
30/50 = 30 × 49/50 × 49 = 1470/2450 - Likewise, for the 2nd fraction, since 49 × 50 = 2450,
42/49 = 42 × 50/49 × 50 = 2100/2450 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1470/2450 < 2100/2450 or 30/50 < 42/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/50 and 42/49 30/50 and 84/49 30/50 and 42/98 90/50 and 42/49