Compare 18/30 and 50/80
18/30 is smaller than 50/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
18/30 = 18 × 8/30 × 8 = 144/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
50/80 = 50 × 3/80 × 3 = 150/240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 144/240 < 150/240 or 18/30 < 50/80
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