Compare 3/4 and 21/75
3/4 is greater than 21/75
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 4 × 75 = 300,
3/4 = 3 × 75/4 × 75 = 225/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
21/75 = 21 × 4/75 × 4 = 84/300 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 225/300 > 84/300 or 3/4 > 21/75
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