Compare 80/54 and 36/21
1st number: 1 26/54, 2nd number: 1 15/21
80/54 is smaller than 36/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 21 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
80/54 = 80 × 7/54 × 7 = 560/378 - Likewise, for the 2nd fraction, since 21 × 18 = 378,
36/21 = 36 × 18/21 × 18 = 648/378 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 560/378 < 648/378 or 80/54 < 36/21
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