Compare 15/27 and 30/49
15/27 is smaller than 30/49
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 49 is 1323
Next, find the equivalent fraction of both fractional numbers with denominator 1323 - For the 1st fraction, since 27 × 49 = 1323,
15/27 = 15 × 49/27 × 49 = 735/1323 - Likewise, for the 2nd fraction, since 49 × 27 = 1323,
30/49 = 30 × 27/49 × 27 = 810/1323 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 735/1323 < 810/1323 or 15/27 < 30/49
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