Compare 12/48 and 30/90
12/48 is smaller than 30/90
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,
12/48 = 12 × 15/48 × 15 = 180/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
30/90 = 30 × 8/90 × 8 = 240/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 180/720 < 240/720 or 12/48 < 30/90
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