Compare 20/4 and 10/81
1st number: 5 0/4, 2nd number: 10/81
20/4 is greater than 10/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 4 × 81 = 324,
20/4 = 20 × 81/4 × 81 = 1620/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
10/81 = 10 × 4/81 × 4 = 40/324 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1620/324 > 40/324 or 20/4 > 10/81
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