Compare 30/80 and 20/24
30/80 is smaller than 20/24
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 24 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
30/80 = 30 × 3/80 × 3 = 90/240 - Likewise, for the 2nd fraction, since 24 × 10 = 240,
20/24 = 20 × 10/24 × 10 = 200/240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 90/240 < 200/240 or 30/80 < 20/24
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