Compare 20/80 and 10/20
20/80 is smaller than 10/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
20/80 = 20 × 1/80 × 1 = 20/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
10/20 = 10 × 4/20 × 4 = 40/80 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 20/80 < 40/80 or 20/80 < 10/20
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