Compare 80/20 and 28/18
1st number: 4 0/20, 2nd number: 1 10/18
80/20 is greater than 28/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
80/20 = 80 × 9/20 × 9 = 720/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
28/18 = 28 × 10/18 × 10 = 280/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 720/180 > 280/180 or 80/20 > 28/18
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