Compare 80/30 and 60/40
1st number: 2 20/30, 2nd number: 1 20/40
80/30 is greater than 60/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
80/30 = 80 × 4/30 × 4 = 320/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
60/40 = 60 × 3/40 × 3 = 180/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 320/120 > 180/120 or 80/30 > 60/40
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