Oblicz: a) 20% liczby 200 b)40% liczby 750 c)75% liczby 240 d)80% liczby 320 f)30% liczby60 g)90% liczby 400 h)100% liczby 120 DJE NAJ!!!!!!!1

a) 20% * 200=20*200/100 =20*2 =40 b)40% * 750=40*750/100 =4*75 =300 c)75% * 240=75*240/100 =3*240/4 =3*60 =180 d)80% * 320 =80*320/100 =8*32 =256 f)30% *60 =30*60/100 =3*6 =18 g)90% *400 =90*400/100 =90*4 =360 h)100% * 120 =1*120 =120 ---------------------- 1% =1/100

a) 20% * 200=20*200/100 =20*2 =40 b)40% * 750=40*750/100 =4*75 =300 c)75% * 240=75*240/100 =3*240/4 =3*60 =180 d)80% * 320 =80*320/100 =8*32 =256 f)30% *60 =30*60/100 =3*6 =18 g)90% *400 =90*400/100 =90*4 =360 h)100% * 120 =1*120 =120