Compare 42/10 and 9/81
1st number: 4 2/10, 2nd number: 9/81
42/10 is greater than 9/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 81 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 10 × 81 = 810,
42/10 = 42 × 81/10 × 81 = 3402/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
9/81 = 9 × 10/81 × 10 = 90/810 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 3402/810 > 90/810 or 42/10 > 9/81
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