Răspuns:
2 624
Explicație pas cu pas:
1000-[324:4-100:10×(25×5+405:9)]+500:100=
1000-[324:4-100:10×(125+45)]+500:100=
1000-(324:4-100:10×170)+500:100=
1000-(81-10×170)+500:100=
1000-(81-1 700)+500:100=
1000-(-1619)+500:100=
1000-(-1619)+5=
2 619+5=
2 624