805+798+801+802+797+794=(805-5)十(798十2)十(8O1-1)十(802一2)十(797十3)十(794十6)=800X6十5一2十1十2一3一6=480O十3=4803
805+798+801+802+797+794=4791
805+798+801+802+797+794=(800+5)十(800-2)十(800+1)十(800+2)十(800-3)十(800-6)=4800十5一2十1十2一3一6=4800-3=4797
你先说这个题对不