-283.45
根据题意,该项目财务净现值的计算过程如下:
=-400(/,10%,1)-1000(/,10%,2)-600(/,10%,3)+350(/,10%,7)(/,10%,3)+200(/,10%,10)
=-400x0.909-1000x0.826-600x0.751+350x4.868x0.751+200x0.386
=-283.45(万元)