Răspuns :
221-12=209 cred..............................................................................................................
a+b=221
a÷b=12
a=12segmente
b=1segment
221÷13=17(b)
17×12=204(a)
V:204+17=221
Sper ca te-am ajutat!
a÷b=12
a=12segmente
b=1segment
221÷13=17(b)
17×12=204(a)
V:204+17=221
Sper ca te-am ajutat!