Compare 50/40 and 84/81
1st number: 1 10/40, 2nd number: 1 3/81
50/40 is greater than 84/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 81 is 3240
Next, find the equivalent fraction of both fractional numbers with denominator 3240 - For the 1st fraction, since 40 × 81 = 3240,
50/40 = 50 × 81/40 × 81 = 4050/3240 - Likewise, for the 2nd fraction, since 81 × 40 = 3240,
84/81 = 84 × 40/81 × 40 = 3360/3240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 4050/3240 > 3360/3240 or 50/40 > 84/81
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Related: 50/80 and 84/81