Compare 45/25 and 18/12
1st number: 1 20/25, 2nd number: 1 6/12
45/25 is greater than 18/12
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
45/25 = 45 × 12/25 × 12 = 540/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
18/12 = 18 × 25/12 × 25 = 450/300 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 540/300 > 450/300 or 45/25 > 18/12
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