Compare 3/72 and 6/80
3/72 is smaller than 6/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 72 × 10 = 720,
3/72 = 3 × 10/72 × 10 = 30/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
6/80 = 6 × 9/80 × 9 = 54/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 30/720 < 54/720 or 3/72 < 6/80
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