Compare 18/48 and 15/90
18/48 is greater than 15/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
18/48 = 18 × 15/48 × 15 = 270/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
15/90 = 15 × 8/90 × 8 = 120/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 270/720 > 120/720 or 18/48 > 15/90
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