Compare 30/80 and 30/4
1st number: 30/80, 2nd number: 7 2/4
30/80 is smaller than 30/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 4 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
30/80 = 30 × 1/80 × 1 = 30/80 - Likewise, for the 2nd fraction, since 4 × 20 = 80,
30/4 = 30 × 20/4 × 20 = 600/80 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 30/80 < 600/80 or 30/80 < 30/4
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