Compare 49/80 and 12/30
49/80 is greater than 12/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
49/80 = 49 × 3/80 × 3 = 147/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
12/30 = 12 × 8/30 × 8 = 96/240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/240 > 96/240 or 49/80 > 12/30
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