Compare 40/5 and 4/81
1st number: 8 0/5, 2nd number: 4/81
40/5 is greater than 4/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 5 × 81 = 405,
40/5 = 40 × 81/5 × 81 = 3240/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
4/81 = 4 × 5/81 × 5 = 20/405 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 3240/405 > 20/405 or 40/5 > 4/81
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