Compare 72/90 and 35/80
72/90 is greater than 35/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
72/90 = 72 × 8/90 × 8 = 576/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
35/80 = 35 × 9/80 × 9 = 315/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 576/720 > 315/720 or 72/90 > 35/80
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