24+5566+23+5566+24+5566+25+5566+33+5566+22+5566+25+5566+27+5566+24+5566=?

我知道答案多少
可是我要問簡便的方法我有問題 :-o
小學

回應

訪客 (未驗證)

2003-07-11 16:37
24+5566+23+5566+24+5566+25+5566+33+5566
+22+5566+25+5566+27+5566+24+5566=?
原式=5566*9+24+24+24+(24-1)+(24+1)+(24+1)
+(24+3)+(24+7)+(24-2)
=(5566+24)*9-1+1+1+3+7-2
=5590*9+9
=9*(5590+1)
=9*5591
=48319

訪客 (未驗證)

2003-07-31 23:31
24+5566+23+5566+24+5566+25+5566+33+5566+22+5566+25+5566+27+5566+24+5566=?
A:5566*(24+23+24+25+33+22+25+27+24)
=5566*(24*3+25*2+23+33+22+27)
=5566*227
=1263482
不知我的答案對嗎?

jacob8211

2007-02-24 23:45
引用：

寫道:
24+5566+23+5566+24+5566+25+5566+33+5566+22+5566+25+5566+27+5566+24+5566=?

我知道答案多少
可是我要問簡便的方法我有問題 :-o


5566*9+24*9+9
=50094+216+9
=50309 :-) :-( :-D :-o ;-) 8-) :-? :-P :-x :-D :-) :-( :-o :-? 8-) :lol: :-x :-P :oops: :cry: :evil: :roll: ;-) :pint: :hammer: :idea: :zzz: :drum: :pika: :bathroom: :birthday: :lspeak: :drunk: :tired: :simpson: :look: :new: :notice: :fight: :smoking: :help: :want: