Compare 15/50 and 21/25
15/50 is smaller than 21/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 25 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 50 × 1 = 50,
15/50 = 15 × 1/50 × 1 = 15/50 - Likewise, for the 2nd fraction, since 25 × 2 = 50,
21/25 = 21 × 2/25 × 2 = 42/50 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 15/50 < 42/50 or 15/50 < 21/25
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