Compare 72/24 and 12/21
1st number: 3 0/24, 2nd number: 12/21
72/24 is greater than 12/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
72/24 = 72 × 7/24 × 7 = 504/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
12/21 = 12 × 8/21 × 8 = 96/168 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 504/168 > 96/168 or 72/24 > 12/21
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