Compare 30/90 and 12/16
30/90 is smaller than 12/16
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
30/90 = 30 × 8/90 × 8 = 240/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
12/16 = 12 × 45/16 × 45 = 540/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 240/720 < 540/720 or 30/90 < 12/16
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