Compare 42/12 and 49/15
1st number: 3 6/12, 2nd number: 3 4/15
42/12 is greater than 49/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
42/12 = 42 × 5/12 × 5 = 210/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
49/15 = 49 × 4/15 × 4 = 196/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 210/60 > 196/60 or 42/12 > 49/15
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