Răspuns :
...x100 = 80 x 10
... x 100 = 800
800:100 =8
deci 8 x 100 = 80 x 10.
10x ... =18 x 100
10 x ...= 1800
1800:10 = 180
deci 10 x 180 = 18 x 100
Cu placere!
...x100 = 80 x 10
... x 100 = 800
800:100 =8
deci 8 x 100 = 80 x 10.
10x ... =18 x 100
10 x ...= 1800
1800:10 = 180
deci 10 x 180 = 18 x 100
Cu placere!