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[(20:4)×5-20]×2-6 calculează

Răspuns :

[(20:4)×5-20]×2-6 =

(5×5-20)×2-6=

(25-20)×2-6=

5×2-6=

10-6=

4
Salut!

[(20:4)×5-20]×2-6=
(5x5-20)x2-6=
(25-20)x2-6=
5x2-6=
10-6=4