Convert the following binary numbers to decimal numbers: 100010 =

111010 =

100101 =

​

100010 2 = 1∙25+0∙24+0∙23+0∙22+1∙21+0∙20 = 32+0+0+0+2+0 = 341 10

111010 2 = 1∙25+1∙24+1∙23+0∙22+1∙21+0∙20 = 32+16+8+0+2+0 = 58 10

100101 2 = 1∙25+0∙24+0∙23+1∙22+0∙21+1∙20 = 32+0+0+4+0+1 = 37 10