Compare 18/4 and 84/18
1st number: 4 2/4, 2nd number: 4 12/18
18/4 is smaller than 84/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
18/4 = 18 × 9/4 × 9 = 162/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
84/18 = 84 × 2/18 × 2 = 168/36 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 162/36 < 168/36 or 18/4 < 84/18
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