Compare 18/49 and 7/30
18/49 is greater than 7/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 49 × 30 = 1470,
18/49 = 18 × 30/49 × 30 = 540/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
7/30 = 7 × 49/30 × 49 = 343/1470 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 540/1470 > 343/1470 or 18/49 > 7/30
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