Compare 7/81 and 4/25
7/81 is smaller than 4/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 25 is 2025
Next, find the equivalent fraction of both fractional numbers with denominator 2025 - For the 1st fraction, since 81 × 25 = 2025,
7/81 = 7 × 25/81 × 25 = 175/2025 - Likewise, for the 2nd fraction, since 25 × 81 = 2025,
4/25 = 4 × 81/25 × 81 = 324/2025 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 175/2025 < 324/2025 or 7/81 < 4/25
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