Compare 60/98 and 21/81
60/98 is greater than 21/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 81 is 7938
Next, find the equivalent fraction of both fractional numbers with denominator 7938 - For the 1st fraction, since 98 × 81 = 7938,
60/98 = 60 × 81/98 × 81 = 4860/7938 - Likewise, for the 2nd fraction, since 81 × 98 = 7938,
21/81 = 21 × 98/81 × 98 = 2058/7938 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 4860/7938 > 2058/7938 or 60/98 > 21/81
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