Compare 42/27 and 42/90
1st number: 1 15/27, 2nd number: 42/90
42/27 is greater than 42/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
42/27 = 42 × 10/27 × 10 = 420/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
42/90 = 42 × 3/90 × 3 = 126/270 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 420/270 > 126/270 or 42/27 > 42/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27 and 42/90 42/27 and 84/90 42/54 and 42/90 42/81 and 42/90