二进制数1110111.11转换成十进制数具体解析是？

Question

如题所述

Answer 1

1110111.11=1*2^6+1*2^5+1*2^4+0*2^3+1*2^2+1*2^1+1*2^0+1*2^(-1)+1*2^(-2)
=64+32+16+0+4+2+1+0.5+0.25=119.75本回答被提问者采纳