Compare 1/72 and 28/40
1/72 is smaller than 28/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
1/72 = 1 × 5/72 × 5 = 5/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
28/40 = 28 × 9/40 × 9 = 252/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 5/360 < 252/360 or 1/72 < 28/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/72 and 28/40 1/72 and 56/40 1/72 and 28/80 3/72 and 28/40 1/72 and 84/40 5/72 and 28/40 7/72 and 28/40