Compare 20/50 and 4/9
20/50 is smaller than 4/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 9 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
20/50 = 20 × 9/50 × 9 = 180/450 - Likewise, for the 2nd fraction, since 9 × 50 = 450,
4/9 = 4 × 50/9 × 50 = 200/450 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 180/450 < 200/450 or 20/50 < 4/9
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