Compare 27/20 and 18/16
1st number: 1 7/20, 2nd number: 1 2/16
27/20 is greater than 18/16
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
27/20 = 27 × 4/20 × 4 = 108/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
18/16 = 18 × 5/16 × 5 = 90/80 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 108/80 > 90/80 or 27/20 > 18/16
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