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Calculeaza in doua moduri.75x208-75x128

Răspuns :

=75(208-128)=75x80=6000

si :

=75x208-75x128=15600-9600=6000
75X208-75X128=6000
75X(208-128)=75X80=6000
75X208=15600
75X128=9600
15600-9600=6000