Compare 20/25 and 42/10
1st number: 20/25, 2nd number: 4 2/10
20/25 is smaller than 42/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 10 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 25 × 2 = 50,
20/25 = 20 × 2/25 × 2 = 40/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
42/10 = 42 × 5/10 × 5 = 210/50 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 40/50 < 210/50 or 20/25 < 42/10
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