67.[(-154)+154].(-33)
=67 . 0.(-33)=0.(-33)=0
67.(-154)+154.(-33)
=(-67).154+154.(-33)
=154.\([\left(-67\right)+\left(-33\right)]\)
=154.(-100)
=-15400
\(67.\left(-154\right)+154.\left(-33\right)\)
\(=154.[67.\left(-1\right)+\left(-33\right)]\)
\(=154.\left(-100\right)=-15400\)