Compare 72/7 and 84/80
1st number: 10 2/7, 2nd number: 1 4/80
72/7 is greater than 84/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
72/7 = 72 × 80/7 × 80 = 5760/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
84/80 = 84 × 7/80 × 7 = 588/560 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 5760/560 > 588/560 or 72/7 > 84/80
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