Compare 30/49 and 15/72
30/49 is greater than 15/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 49 × 72 = 3528,
30/49 = 30 × 72/49 × 72 = 2160/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
15/72 = 15 × 49/72 × 49 = 735/3528 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2160/3528 > 735/3528 or 30/49 > 15/72
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