Compare 84/10 and 42/15
1st number: 8 4/10, 2nd number: 2 12/15
84/10 is greater than 42/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
84/10 = 84 × 3/10 × 3 = 252/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
42/15 = 42 × 2/15 × 2 = 84/30 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 252/30 > 84/30 or 84/10 > 42/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10 and 84/15 84/20 and 42/15 84/10 and 42/30 84/30 and 42/15 84/10 and 42/45 84/50 and 42/15 84/10 and 42/75 84/70 and 42/15