Compare 90/5 and 21/6
1st number: 18 0/5, 2nd number: 3 3/6
90/5 is greater than 21/6
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
90/5 = 90 × 6/5 × 6 = 540/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
21/6 = 21 × 5/6 × 5 = 105/30 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 540/30 > 105/30 or 90/5 > 21/6
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