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2 exerciti. Aseaza parantezele in egalitatile de mai jos pentru a obtine relati adevarate 16:8+7x5=45 2x12-6+6-2=16 8:4:2+6x2=2 5x8:4+6-2=5 scrie semnele potrivite si paranteze astfel incat relatiile sa fie adevarate 6..6..6..6..6=7 6..6..6..6..6=0 6..6..6..6..6=12

Răspuns :

Denisa963
[(16:8)+7]x5=45
{[2x(12-6)]+6}-2=16
5x{8:[4+(6-2)]}=5
6:6x6-6-6=0
6-6-6+6+6=12
(16:8+7)x5=45  2x(12-6)+6-2=16   8:(4:2+6)x2=2   5x8:(4+6-2)=5     (6:6)x(6:6)+6=7    (6-6)+(6-6)x6=0     (6:6+6:6)x6=12