Compare 18/9 and 48/20
1st number: 2 0/9, 2nd number: 2 8/20
18/9 is smaller than 48/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
18/9 = 18 × 20/9 × 20 = 360/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
48/20 = 48 × 9/20 × 9 = 432/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 360/180 < 432/180 or 18/9 < 48/20
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