Compare 18/8 and 84/15
1st number: 2 2/8, 2nd number: 5 9/15
18/8 is smaller than 84/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
18/8 = 18 × 15/8 × 15 = 270/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
84/15 = 84 × 8/15 × 8 = 672/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 270/120 < 672/120 or 18/8 < 84/15
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