Answers

Compare 63/80 and 45/72

63/80 is greater than 45/72

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 72 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 80 × 9 = 720,
   63/80 = 63 × 9/80 × 9 = 567/720
3. Likewise, for the 2nd fraction, since 72 × 10 = 720,
   45/72 = 45 × 10/72 × 10 = 450/720
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 567/720 > 450/720 or 63/80 > 45/72

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