Compare 80/30 and 10/18
1st number: 2 20/30, 2nd number: 10/18
80/30 is greater than 10/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
80/30 = 80 × 3/30 × 3 = 240/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
10/18 = 10 × 5/18 × 5 = 50/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 240/90 > 50/90 or 80/30 > 10/18
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