1 2 3 4 5 6 7
0.000000=0.000000*2^0 100.100000=0.782031*2^7 -100.100000=-0.782031*2^7 0.500000=0.500000*2^0 -0.500000=-0.500000*2^0 1.000000=1.000000*2^0 -1.000000=-1.000000*2^0