Compare 21/60 and 15/75
21/60 is greater than 15/75
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 60 × 5 = 300,
21/60 = 21 × 5/60 × 5 = 105/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
15/75 = 15 × 4/75 × 4 = 60/300 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 105/300 > 60/300 or 21/60 > 15/75
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