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ǰλãҳ>>10 9һ8ʮ7һ6ʮ5һ4ʮ3һ2ʮ1дɵݵʽôд?>>

10 9һ8ʮ7һ6ʮ5һ4ʮ3һ2ʮ1дɵݵʽôд?

9-8+7-6+5-4+3-2 =9-8+7-6+5-4+3-2 =1+1+1+...

10һ9ʮ8һ7ʮ6һ5ʮ4һ3ʮ2һ1 =10һ9ʮ8һ7ʮ6һ5ʮ4һ3ʮ...

1+2-3+4-5+6-7+8-9+2015=1-1-1-1-1+2015=2012

Ըʽ - - ҹʽeasyġ11-11-1/2=6

ļ㣺 ԭʽ=1-2+3-4++(11-12)+13 =-1*6+13 ...

1+152

Ƕ֣㣬1+99=100 2+98=100 3+97=100...

1ʮ2һ3һ4ʮ5ʮ6һ7һ8ʮ9ʮ10ʮ2010 =1ʮ(2һ3һ4ʮ5)ʮ(6һ7һ8ʮ9...

996

=1+(2-3)+(4-5) (98-99)=1-1*(98/2)=1-1*49=1-49=48

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