Question

Simplify: (2/5)-²×(3/5)³=

Answer 1

Answer:

$= > ( \frac{2}{5} ) {}^{2} - ( \frac{3}{5} ) {}^{3} \\ = > \frac{4}{25} - \frac{27}{125} \\ = > \frac{20 - 27}{125} \\ = > - \frac{7}{125}$

Answer 2

Answer:

(2/5)*2×(3/5)*3

4/5×27/125

108/3125