Compare 75/80 and 4/7
75/80 is greater than 4/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 7 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
75/80 = 75 × 7/80 × 7 = 525/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
4/7 = 4 × 80/7 × 80 = 320/560 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 525/560 > 320/560 or 75/80 > 4/7
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