Question

giúp mik với!! huhu!!

\(\dfrac{-2}{5}.\dfrac{5}{8}+\dfrac{5}{8}.\dfrac{3}{5}\)

Answer 1

Bằng 1/8 nha bn

 

Answer 2

= \(\dfrac{5}{8}\).(\(\dfrac{-2}{5}\)+\(\dfrac{3}{5}\))

=\(\dfrac{5}{8}\).\(\dfrac{1}{5}\)

=\(\dfrac{1}{8}\)

Answer 3

\(\dfrac{-2}{5}\).\(\dfrac{5}{8}\)+\(\dfrac{5}{8}\).\(\dfrac{3}{5}\)

=\(\dfrac{5}{8}\).(\(\dfrac{-2}{5}\)+\(\dfrac{3}{5}\))

=\(\dfrac{5}{8}\).\(\dfrac{1}{5}\)

=\(\dfrac{5}{40}\)

=\(\dfrac{1}{8}\)

Answer 4

Answer 5

\(\dfrac{1}{8}\) nha