Napisz nową cenę przedmiotu.

::Rzecz::_____::Cena::_____::Obniżka::____::Nowa Cena::
CD____________13zl__________23%__________ ........zl
DVD___________16zl__________26%___________.........zl
Czekolada______0.40zl________32%__________...........zl
Bluska________18.40zl________11%___________.........zl
Gra____________30zl__________9%____________..........zl

1

Odpowiedzi

2010-04-07T19:19:21+02:00
::Rzecz::_____::Cena::_____::Obniżka::____::Nowa Cena::
CD____________13zl__________23%__________ 10,01zl
DVD___________16zl__________26%___________11,84zl
Czekolada______0.40zl________32%__________0,27zl
Bluska________18.40zl________11%___________15,04zl
Gra____________30zl__________9%____________27,30zl

13-(13*0,23)=13-2,99=10,01zl
16-(16*0,26)=16-4,16=11,84zl
0.40-(0.40*0,32)=0,40-0,128=0,272 ok. 0,27zl
18,40-(18,40*0,11)=18,40-2,024=15,0376 ok.15,04zl
30-(30*0,09)=30-2,7=27,30zl