1.
Bits: 1 1110 1011
e=11102 =1410
E=14-7=7
2E=27 =128
f=0.10112=0.5+0.125+0.0625=0.6875
M=1.6875
s*2E*M=(-1)*128*1.6875= -216 //sign bit negative
2.
Bits: 0 0110 1001
e=01102 =610
E=6-7= -1
2E=2-1 =0.5
f=0.10012=0.5+0.0625=0.5625
M=1.5625
s*2E*M=(+1)*0.5*1.5625= 0.78125 //sign bit positive
3.
Bits: 1 0000 1100
e=00002 =010
E=0-7= -7
2E=2-7 =0.0078125
f=0.11002=0.5+0.25=0.75
M=1.75
s*2E*M=(-1)*0.0078125*1.75= -0.013671875 //sign bit negative
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