各进制转换10进制

 十六进制:

  41BD(16)

=4*163+1*162+12*161+14*160

=16384+2564+192+14

=16846(10)

  A10C.8(16)

=11*163+1*162+0*161+13*160+8*16-1

=45056+256+0+13+0.5

=45325.5(10)

八进制:

  146.1(8)

=1*82+4*81+6*80+1*8-1

=64+32+6+0.125

=102.125(10)

  5312.2(8)

=5*83+3*82+1*81+2*80+2*8-1

=2560+192+8+2+0.25

=2762.25(10)

二进制:

  11001.001(2)

=1*24+1*23+0+0+1*20+0+0+1*2-3

=16+8+1+0.125

=25.125(10)

  1101101.11(2)

=1*26+1*25+0+1*23+1*22+0+1*20+1*2-1+1*2-2

=64+32+16+4+0.5+0.25

=116.75(10)

  

原文地址:https://www.cnblogs.com/baozhaba-xianchong/p/5080682.html