Compare 42/54 and 15/16
42/54 is smaller than 15/16
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 54 × 8 = 432,
42/54 = 42 × 8/54 × 8 = 336/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
15/16 = 15 × 27/16 × 27 = 405/432 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 336/432 < 405/432 or 42/54 < 15/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/54 and 15/16 42/54 and 30/16 42/54 and 15/32 42/54 and 45/16 42/54 and 15/48 42/54 and 75/16 42/54 and 15/80