Compare 4/80 and 1/45
4/80 is greater than 1/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
4/80 = 4 × 9/80 × 9 = 36/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
1/45 = 1 × 16/45 × 16 = 16/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 36/720 > 16/720 or 4/80 > 1/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/80 and 1/45 4/80 and 2/45 4/80 and 1/90 12/80 and 1/45 4/80 and 3/45 20/80 and 1/45 4/80 and 5/45 28/80 and 1/45 4/80 and 7/45