Compare 3/42 and 72/9
1st number: 3/42, 2nd number: 8 0/9
3/42 is smaller than 72/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
3/42 = 3 × 3/42 × 3 = 9/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
72/9 = 72 × 14/9 × 14 = 1008/126 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 9/126 < 1008/126 or 3/42 < 72/9
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