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calculeaza (9+9×9)÷9+9+9÷9​

Răspuns :

(9+9×9)÷9+9+9÷9=

(9+81)÷9+9+9÷9=

90÷9+9+9÷9

10+9+1

19+1

20.

Răspuns:

20

Explicație pas cu pas:

(9+9×9):9+9+9:9=

(9+81):9+9+9:9=

90:9+9+9:9=

10+9+1=

19+1=

20