Compare 14/40 and 90/18
1st number: 14/40, 2nd number: 5 0/18
14/40 is smaller than 90/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 18 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
14/40 = 14 × 9/40 × 9 = 126/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
90/18 = 90 × 20/18 × 20 = 1800/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 126/360 < 1800/360 or 14/40 < 90/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40 and 90/18 14/80 and 90/18 14/40 and 90/36 42/40 and 90/18 14/40 and 90/54 70/40 and 90/18 98/40 and 90/18