👤

400×100-[(78×54-53×4)÷100×(159×6+138÷3)]=urgent

Răspuns :

400x100-[(78x54-53x4):100x(159x6+138:3)]
=400x100-[4212-212):100x(954+46)]
=400x100-(4000:100x1000)
=400x100-(40x1000)
=400x100-40000
=40000-40000
=0