Compare 42/20 and 70/50
1st number: 2 2/20, 2nd number: 1 20/50
42/20 is greater than 70/50
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
42/20 = 42 × 5/20 × 5 = 210/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
70/50 = 70 × 2/50 × 2 = 140/100 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 210/100 > 140/100 or 42/20 > 70/50
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