Compare 21/9 and 42/60
1st number: 2 3/9, 2nd number: 42/60
21/9 is greater than 42/60
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
21/9 = 21 × 20/9 × 20 = 420/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
42/60 = 42 × 3/60 × 3 = 126/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 420/180 > 126/180 or 21/9 > 42/60
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