`a,200.0,8`
`=20.8`
`=160`
`b)(-0,5).(-0,7)`
`=0,35`
`c)(-0,8).0,006`
`=-3/625`
`d)(-0,4).(-0,5).(-0,2)`
`=0,2.(-0,2)`
`=-0,04`
a) 200.0,8= 160
b) (-0,5).(-0,7)= 0.25
c) (-0,8).0,006=-3/625
d) (-0,4).(-0,5).(-0,2)=-0,04
\(a,\) \(200.0,8\)
\(=20.8\)
\(=160\)
\(b,\left(-0,5\right).\left(-0,7\right)\)
\(=\dfrac{-5}{10}.\dfrac{-7}{10}\)
\(=\dfrac{35}{100}=\dfrac{7}{20}\)
\(c,\left(-0,8\right).0,006\)
\(=\dfrac{-3}{625}\)
\(d,\left(-0,4\right).\left(-0,5\right).\left(-0,2\right)\)
\(=\dfrac{-4}{10}.\dfrac{-5}{10}.\dfrac{-2}{10}\)
\(=\dfrac{-40}{1000}\)\(=\dfrac{-1}{25}\)
a)200.0,8=160
b)(-0,5).(-0,7)=0.25
c)(-0,8).0,006=-3/625
d)(-0,4).(-0,5).(-0,2)=-0,04