Compare 9/3 and 90/21
1st number: 3 0/3, 2nd number: 4 6/21
9/3 is smaller than 90/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 21 is 21
Next, find the equivalent fraction of both fractional numbers with denominator 21 - For the 1st fraction, since 3 × 7 = 21,
9/3 = 9 × 7/3 × 7 = 63/21 - Likewise, for the 2nd fraction, since 21 × 1 = 21,
90/21 = 90 × 1/21 × 1 = 90/21 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 63/21 < 90/21 or 9/3 < 90/21
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