Zadanie 2 str.58

 

 

a.10011101 + 10011011 = 100111000
(100111000)2= 1*27+0*26+0*25+1*24+1*23+1*22+0*21+1*20=(157)10
(10011011)2= 1*27+0*26+0*25+1*24+1*23+0*22+1*21+1*20=(155)10
(100111000)2= 1*28+0*27+0*26+1*25+1*24+1*23+0*22+0*21+0*20=(312)10

b.10001100 + 10101101 = 101111001
(10001100)2= 1*27+0*26+0*25+0*24+1*23+1*22+0*21+0*20=(140)10
(10101101)2= 1*27+0*26+1*25+0*24+1*23+1*22+0*21+1*20=(173)10
(101111001)2= 1*28+0*27+1*26+1*25+1*24+1*23+0*22+0*21+1*20=(337)10

c.10100100-1001101=1010111
(10100100)2= 1*27+0*26+1*25+0*24+0*23+1*22+0*21+0*20=(164)10
(1001101)2= 1*26+0*25+0*24+1*23+1*22+0*21+1*20=(77)10
(1010111)2= 1*26+0*25+1*24+0*23+1*22+1*21+1*20=(87)10

d. 10001100 -1101110 = 1011110
(10001100)2= 1*26+0*25+0*24+1*23+1*22+0*21+0*20= (76)10
(1101110)2= 1*26+1*25+0*24+1*23+1*22+1*21+0*20= (110)10
(1011110)2= 1*26+0*25+1*24+1*23+1*22+1*21+0*20=(94)10

e.1001*111=111111
(1001)2= 1*23+0*22+0*21+1*20=(9)10
(111)2= 1*22+1*21+1*20=(7)10
(111111)2= 1*25+1*24+1*23+1*22+1*21+1*20=(63)10

f.1110*101=1000110
(1110)2= 1*23+1*22+1*21+0*20=(14)10
(101)2= 1*22+0*21+1*20=(5)10
(1000110)2= 1*26+0*25+0*24+0*23+1*22+1*21+0*20=(70)10

 

g.1001/11=11
(1001)2= 1*23+0*22+0*21+1*20=(9)10
(11)2=1*21+1*20=(3)10
(11)2=1*21+1*20=(3)10