Compare 42/24 and 81/10
1st number: 1 18/24, 2nd number: 8 1/10
42/24 is smaller than 81/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 10 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
42/24 = 42 × 5/24 × 5 = 210/120 - Likewise, for the 2nd fraction, since 10 × 12 = 120,
81/10 = 81 × 12/10 × 12 = 972/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 210/120 < 972/120 or 42/24 < 81/10
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