Compare 42/20 and 49/10
1st number: 2 2/20, 2nd number: 4 9/10
42/20 is smaller than 49/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
42/20 = 42 × 1/20 × 1 = 42/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
49/10 = 49 × 2/10 × 2 = 98/20 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 42/20 < 98/20 or 42/20 < 49/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/20 and 49/10 42/20 and 98/10 42/40 and 49/10 42/20 and 49/20 42/60 and 49/10 42/20 and 49/30 42/20 and 49/50 42/20 and 49/70