/media/sda-magnetic/david/Dok-15-2023-11-27/fernuni-hagen/cs-i-ii/old-cs-2-01/2022-03-04-uebungen/rechne0001.txt


Addiere und subtrahiere folgende Zahlen

           450
           318
            86
           258
          -421
          -106
        ------
Wandle folgende Zahl in eine Fliesskommazahl um
          2293

-450, -318, -86

450/2 = 225         Rest 0
225/2 = 112         Rest 1
112/2 = 56          Rest 0
56/2 = 28           Rest 0
28/2 = 14           Rest 0
14/2 = 7            Rest 0
7/2 = 3             Rest 1
3/2 = 1             Rest 1
1/2 = 0             Rest 1

1.1100.0010

318 = 159           Rest 0
159 = 79            Rest 1
79/2 = 39           Rest 1
39/2 = 19           Rest 1
19/2 = 9            Rest 1
9/2 = 4             Rest 1
4/2 = 2             Rest 0
2/2 = 1             Rest 0
1/2 = 0             Rest 1

1.0011.1110

86/2 = 43           Rest 0
43/2 = 21           Rest 1
21/2 = 10           Rest 1
10/2 = 5            Rest 0
5/2 = 2             Rest 1
2/2 = 1             Rest 0
1/2 = 0             Rest 1

101.0110

erweitern:
0001.1100.0010
0001.0011.1110
0000.0101.0110

1er Komplement

1110.0011.1101 
1110.1100.0001 
1111.1010.1001

2er Komplement 

1110.0011.1110 
1110.1100.0010
1111.1010.1010

1110.0011.1110 
1110.1100.0010
--------------
1101.0000.0000
1111.1010.1010
--------------
1100.1010.1010

1024+128+32+8+2-2048 = -854

Richtig!