Compare 10/21 and 90/14
1st number: 10/21, 2nd number: 6 6/14
10/21 is smaller than 90/14
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
10/21 = 10 × 2/21 × 2 = 20/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
90/14 = 90 × 3/14 × 3 = 270/42 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 20/42 < 270/42 or 10/21 < 90/14
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