Compare 9/45 and 18/48
9/45 is smaller than 18/48
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
9/45 = 9 × 16/45 × 16 = 144/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
18/48 = 18 × 15/48 × 15 = 270/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 144/720 < 270/720 or 9/45 < 18/48
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