Compare 14/81 and 10/45
14/81 is smaller than 10/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 45 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 81 × 5 = 405,
14/81 = 14 × 5/81 × 5 = 70/405 - Likewise, for the 2nd fraction, since 45 × 9 = 405,
10/45 = 10 × 9/45 × 9 = 90/405 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 70/405 < 90/405 or 14/81 < 10/45
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