Question

2/5 + 3/5.3/6 - (1,75)

Answer 1

`2/5 + 3/5 . 3/6 - 1,75`

`=2/5 + 3/5 . 1/2 - 7/4`

`=2/5 + 3/10 - 7/4`

`=8/20 + 6/20 - 35/20`

`=(8 + 6-35)/20`

`=(-21)/20`

Answer 2

\(=\dfrac{2}{5}+\dfrac{9}{30}-\dfrac{7}{4}=\dfrac{2}{5}+\dfrac{3}{10}-\dfrac{7}{4}=\dfrac{-21}{20}\)