/media/sda-magnetic/david/Dokumente-15/fernuni-hagen/cs-i-ii/old-cs-2-01/2022-02-19-aufgaben/rechne0009.txt

Addiere und subtrahiere folgende Zahlen

          -133
          -251
          -288
             5
            71
           509
        ------
Wandle folgende Zahl in eine Fliesskommazahl um
           144

           
133/2 = 66      Rest 1
66/2 = 33       Rest 0
33/2 = 16       Rest 1
16/2 = 8        Rest 0
8/2 = 4         Rest 0
4/2 = 2         Rest 0
2/2 = 1         Rest 0
1/2 = 0         Rest 1

1000.0101

251/2 = 125     Rest 1
125/2 = 62      Rest 1
62/2 = 31       Rest 0
31/2 = 15       Rest 1
15/2 = 7        Rest 1
7/2 = 3         Rest 1
3/2 = 1         Rest 1
1/2 = 0         Rest 1

1111.1011 

288/2 = 144     Rest 0
144/2 = 72      Rest 0
72/2 = 36       Rest 0
36/2 = 18       Rest 0
18/2 = 9        Rest 0
9/2 = 4         Rest 1
4/2 = 2         Rest 0
2/2 = 1         Rest 0
1/2 = 0         Rest 1

1.0010.0000


1000.0101
1111.1011
1.0010.0000


erweitern:

0000.1000.0101
0000.1111.1011
0001.0010.0000

1er Komplement 

1111.0111.1010
1111.0000.0100
1110.1101.1111

2er Komplement

1111.0111.1011
1111.0000.0101
1110.1110.0000

Addieren

1111.0111.1011
1111.0000.0101
--------------
1000.1000.0000
1110.1110.0000
--------------
1111.0110.0000

-2^11+2^10+2^+9+2^8+2^6+2^5

-2048+1024+512+256+64+32=-160 Falsch