Compare 12/20 and 12/30
12/20 is greater than 12/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
12/20 = 12 × 3/20 × 3 = 36/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
12/30 = 12 × 2/30 × 2 = 24/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 36/60 > 24/60 or 12/20 > 12/30
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Related: 24/20 and 12/30 12/20 and 24/30 12/40 and 12/30 12/20 and 12/60 36/20 and 12/30 12/20 and 36/30 12/60 and 12/30 12/20 and 12/90 60/20 and 12/30 12/20 and 60/30 84/20 and 12/30 12/20 and 84/30