Compare 14/18 and 45/21
1st number: 14/18, 2nd number: 2 3/21
14/18 is smaller than 45/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 21 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
14/18 = 14 × 7/18 × 7 = 98/126 - Likewise, for the 2nd fraction, since 21 × 6 = 126,
45/21 = 45 × 6/21 × 6 = 270/126 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 98/126 < 270/126 or 14/18 < 45/21
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