Compare 2/5 and 27/64
2/5 is smaller than 27/64
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 5 × 64 = 320,
2/5 = 2 × 64/5 × 64 = 128/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
27/64 = 27 × 5/64 × 5 = 135/320 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 128/320 < 135/320 or 2/5 < 27/64
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