Oblicz sposobem pisemnym: 687:20= 941:60= 3459:30= 6436:99= 765:50= 1131:80= 11130:91=
Oblicz sposobem pisemnym:
687:20=
941:60=
3459:30=
6436:99=
765:50=
1131:80=
11130:91=
687:20= 34,35 941:60=15,683... 3459:30=115,3 6436:99=65,010... 765:50=15,3 1131:80=14,1375 11130:91=122
34 687:20 -60 ----- 87 -80 ------ 7