Compare 20/30 and 3/5
20/30 is greater than 3/5
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
20/30 = 20 × 1/30 × 1 = 20/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
3/5 = 3 × 6/5 × 6 = 18/30 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 20/30 > 18/30 or 20/30 > 3/5
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