Compare 72/12 and 80/7
1st number: 6 0/12, 2nd number: 11 3/7
72/12 is smaller than 80/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
72/12 = 72 × 7/12 × 7 = 504/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
80/7 = 80 × 12/7 × 12 = 960/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 504/84 < 960/84 or 72/12 < 80/7
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