Compare 15/30 and 2/27
15/30 is greater than 2/27
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
15/30 = 15 × 9/30 × 9 = 135/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
2/27 = 2 × 10/27 × 10 = 20/270 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 135/270 > 20/270 or 15/30 > 2/27
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