Compare 9/42 and 54/15
1st number: 9/42, 2nd number: 3 9/15
9/42 is smaller than 54/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
9/42 = 9 × 5/42 × 5 = 45/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
54/15 = 54 × 14/15 × 14 = 756/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 45/210 < 756/210 or 9/42 < 54/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/42 and 54/15 9/84 and 54/15 9/42 and 54/30 27/42 and 54/15 9/42 and 54/45 45/42 and 54/15 9/42 and 54/75 63/42 and 54/15