512/512+256/512+128/512+64/512+32/512+16/512+8/512+4/512+2/512+1/512=只需答案

问题描述:

512/512+256/512+128/512+64/512+32/512+16/512+8/512+4/512+2/512+1/512=
只需答案

原式等于1+1/2+1/4+1/8+...+1/512=1+511/512=1023/512