Compare 75/70 and 64/80
1st number: 1 5/70, 2nd number: 64/80
75/70 is greater than 64/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
75/70 = 75 × 8/70 × 8 = 600/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
64/80 = 64 × 7/80 × 7 = 448/560 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 600/560 > 448/560 or 75/70 > 64/80
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