Compare 21/60 and 6/80
21/60 is greater than 6/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
21/60 = 21 × 4/60 × 4 = 84/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
6/80 = 6 × 3/80 × 3 = 18/240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 84/240 > 18/240 or 21/60 > 6/80
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