Compare 1/5 and 25/90
1/5 is smaller than 25/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
1/5 = 1 × 18/5 × 18 = 18/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
25/90 = 25 × 1/90 × 1 = 25/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/90 < 25/90 or 1/5 < 25/90
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