Compare 1/54 and 20/30
1/54 is smaller than 20/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
1/54 = 1 × 5/54 × 5 = 5/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
20/30 = 20 × 9/30 × 9 = 180/270 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 5/270 < 180/270 or 1/54 < 20/30
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