Compare 9/42 and 6/80
9/42 is greater than 6/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 80 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 42 × 40 = 1680,
9/42 = 9 × 40/42 × 40 = 360/1680 - Likewise, for the 2nd fraction, since 80 × 21 = 1680,
6/80 = 6 × 21/80 × 21 = 126/1680 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 360/1680 > 126/1680 or 9/42 > 6/80
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