Compare 15/54 and 21/35
15/54 is smaller than 21/35
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 35 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
15/54 = 15 × 35/54 × 35 = 525/1890 - Likewise, for the 2nd fraction, since 35 × 54 = 1890,
21/35 = 21 × 54/35 × 54 = 1134/1890 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 525/1890 < 1134/1890 or 15/54 < 21/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/54 and 21/35 15/54 and 42/35 15/54 and 21/70 45/54 and 21/35 15/54 and 63/35 75/54 and 21/35