Question

Suma a3 nr este 448.daca fiecaruia ii adun acelasi nr. voi obține nr. 54,136 si 285.Care sunt nr.

cu segmente vreau

Answer 1

a+b+c=448
54+136+2885=475
475-448=27
27:3=9
54-9=45-->45-9=36--->a
136-9=127-->127-9=118-->b
285-9=276-->276-9=267-->c
a l------9-----l-+36-l
b l------9-----l-+118-l
c l------9-----l--+267--l[448]
-----------------------------------------succes!-----------------------------------------------

Answer 2

a+b+c=448
l...l +a= 54
l...l +b=136
l...l +c=285
l...l...l...l=(54+136+285)-448=475-448=27
l...l = 27:3=9
9+a=54⇒a=54-9=45 ⇒      a=45
9+b=136⇒b=136-9=127⇒ b=127
9+c=285⇒c=285-9=276⇒ c=276
V: 45+127+276=448
R: nr. sunt : 45 ; 127 ; 276