Compare 18/25 and 20/36
18/25 is greater than 20/36
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 25 × 36 = 900,
18/25 = 18 × 36/25 × 36 = 648/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
20/36 = 20 × 25/36 × 25 = 500/900 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 648/900 > 500/900 or 18/25 > 20/36
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