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54-[36:(12-12:2)+56:7X3]

Răspuns :

54-[36:(12-12:2)+56:7×3]=

=54-[36:(12-6)+8×3]

=54-(36:6+8×3)

=54-(6+24])

=54-30

=24

54-[36:(12-12:2)+56:7×3]=24


54-[36:(12-12:2)+56:7×3]= 54-[36:(12-6)+8×3]= 54-[36:6+24]= 54-(6+24) 54-30 24