Compare 20/27 and 72/30
1st number: 20/27, 2nd number: 2 12/30
20/27 is smaller than 72/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
20/27 = 20 × 10/27 × 10 = 200/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
72/30 = 72 × 9/30 × 9 = 648/270 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 200/270 < 648/270 or 20/27 < 72/30
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