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CALCULEAZA,APOI VERIFICA PRIN PROBA .27:3;48:6; 45:9;63:9.

Răspuns :

27:3=9
P: 9×3=27
3×9=27

48:6=8
P: 8×6=48
6×8=48

45:9=5
P: 9×5=45
5×9=45

63:9=7
P: 9×7=63
7×9=63