Compare 80/25 and 45/20
1st number: 3 5/25, 2nd number: 2 5/20
80/25 is greater than 45/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 25 × 4 = 100,
80/25 = 80 × 4/25 × 4 = 320/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
45/20 = 45 × 5/20 × 5 = 225/100 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 320/100 > 225/100 or 80/25 > 45/20
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