Compare 72/42 and 14/80
1st number: 1 30/42, 2nd number: 14/80
72/42 is greater than 14/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 80 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 42 × 40 = 1680,
72/42 = 72 × 40/42 × 40 = 2880/1680 - Likewise, for the 2nd fraction, since 80 × 21 = 1680,
14/80 = 14 × 21/80 × 21 = 294/1680 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2880/1680 > 294/1680 or 72/42 > 14/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/42 and 28/80 72/84 and 14/80 72/42 and 42/80 72/42 and 70/80 72/42 and 98/80