Compare 21/49 and 15/32
21/49 is smaller than 15/32
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 32 is 1568
Next, find the equivalent fraction of both fractional numbers with denominator 1568 - For the 1st fraction, since 49 × 32 = 1568,
21/49 = 21 × 32/49 × 32 = 672/1568 - Likewise, for the 2nd fraction, since 32 × 49 = 1568,
15/32 = 15 × 49/32 × 49 = 735/1568 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 672/1568 < 735/1568 or 21/49 < 15/32
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