[tex]11000100_2=0*2^0+0*2^1+1*2^2+0*2^3+0*2^4+0*2^5+1*2^6+1*2^7=\\=4+64+128=196\\1010101_2=1*2^0+0*2^1+1*2^2+0*2^3+1*2^4+0*2^5+1*2^6=\\=1+4+16+64=85\\100000001_2=1*2^0+0*2^1+0*2^2+0*2^3+0*2^4+0*2^5+0*2^6+0*2^7+1*2^8=\\=1+256=257\\10110010_2=0*2^0+1*2^1+0*2^2+0*2^3+1*2^4+1*2^5+0*2^6+1*2^7=\\=2+16+32+128=178\\1111010001_2=1*2^0+0*2^1+0*2^2+0*2^3+1*2^4+0*2^5+1*2^6+1*2^7+1*2^8+1*2^9=\\=1+16+64+128+256+512=977[/tex]
