Compare 14/80 and 40/90
14/80 is smaller than 40/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
14/80 = 14 × 9/80 × 9 = 126/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
40/90 = 40 × 8/90 × 8 = 320/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 126/720 < 320/720 or 14/80 < 40/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/80 and 40/90 14/80 and 80/90 42/80 and 40/90 70/80 and 40/90 98/80 and 40/90