Compare 18/20 and 1/8
18/20 is greater than 1/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
18/20 = 18 × 2/20 × 2 = 36/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
1/8 = 1 × 5/8 × 5 = 5/40 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 36/40 > 5/40 or 18/20 > 1/8
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