Number System – 4 Marks

 

Number System – 4 Marks

(101011)2 into decimal	(1011)2 into decimal	(1010101)2=  (?)10
(10111)2-(?)10	(110111)2 into (decimal)

 

(74)8 to decimal	(77)8 into decimal	(104)8 into decimal	(227)8  into decimal
(364)8 into decimal	(442)8 into decimal	(546)8 into decimal	(555)8=(?)10
(670)8 = (?)10	(767)8 into decimal	(521)8 into decimal

 

(39C)16 into decimal

(AC3)16 into decimal

(ABC)16 into decimal

(CCA)16 into decimal

 

(65)10=(?)2	(101)10 into binary	(108)10 into binary
(143)10 = (?)2	(168)10 into binary	(208)10 into Binary
(209)10-(x)2	(214)10 = (?)2	(217)10 into Binary
(245)10 = (?)2	(248)10 = (?)2	(255)10 = (?) 2
(315)10=(?)2	(345)10 = (?)2	(410)10 = (?)2
(435)10(?)2	(524)10 = (?)2	(986)10=(?)2
(52)10 = (?)2

 

(420)10 into octal	(479)10 into octal	(524)10 into Octal	(684)10 into octal
(816)10 - (?)8	(525)10= (?)8	(4816)10 = (?)8	(235)10 into octal
(329)10 into octal	(209)10 into Octal	(654)10 into octal

 

(225)10 into Hexa

(645)10=(?)16

(2074)10 into hexadecimal

 

 

(110010)2 into octal	(1010111)2 into octal	(1101101)2 into octal
(1101010)2 into octal.	(11101011)2=(?)8	(101110111)2 into octal
(10111101)2 into Octal	(11100001)2 = (?)8	(110111)2 into (?)8
(1110011010)2 = (?)8	(1101101)2= (?)8

 

(10110011)2 – (?)16	(11001101)2 = (?)16	(1011100111)2 into Hexadecimal.
(11111101)2 = (?)16	(111000001)2=(?)16	(1011011011)2 into hexadecimal
(10111101) 2 = (2)16	(1011000101)2 = (?)16	(11101010101)2= (?)16
(101011) 2 = (2)16	.      (11001101)2 = (?)16	(10111101) 2 = (2)16

 

(AB)16 into binary	(FA)16 into binary	(31A)16­ into Binary	(7AF)16 into binary
(9A5)16 into binary	(A2B)16 = (?)2	(ABC) 16 = (?)2	(AC3)16=(?)2
(AE7)16=(?)2	(BCD)16 into Binary	(BED)16 into binary	(CA3)16 into binary
(DA3)16 into binary	(FAC)16 into binary	(FACE)16 = (?)2	(FEED)16 – ( ? )2
(ABC85)16= (?)2	(25AF)16 into (?)10	(CCA)16 =  (?)2	(7CF)16= (?)2
(A0F)16 into Binary number.	(CCA)16into binary

 

(173)8 into binary

(523)8 into binary

(537)8-(x)2

(756)8 into binary

 

(4E6)16 = (?)8	(A4B)16 – ( ? )8	(A9C)16 into Octal
(ABC)16(?)8	(B7D)16=(?)8	DEF42)16 =(?)8
(CAB)16 into binary

2 Marks [109]

11x11	1010 × 10	(1110 + 1110) X 11	(11)2+(111)2×(101)2
101 x 10	1011×11	(1010)2 ×´ (110)2 – (1011)2	1010+1100 x 1011
110x11	1010 x 101	(1011)2 × (110)2 – (1011)2	(10101-1110)2 × (10)2
111x11	1010 x 111	1101 x 110  - 1011	(101101-11001×101)
111×10	1011×101	(1111)2 × (101)2 – (1000)2	(1011) × (101) + (1001)
110×101	1100 x 110	(111011) × (1010) - (10111)	(1011) 2 × (101) 2  + (101) 2
101 x 101	10101 ×110	(11011x110)-11101	(1010) x (1110)-(1101)
101 x 111	10101) 2 X (111)	(101010) × (101) - (1010)	(101010)2 × (101011)2-(100101)2
	11*11-101	(1011011)2 × (110)2	(10101 - 1110)2 x (10) 2

 

(10110111) / (101)	Divide 1110 / 11	(10110 / 101)	(101101) / (101)
(11011010) / (11101)	(1111)  ¸ (11)	(10111) / (101)	(101110) 2 / (110) 2
(1000011)2 MOD (11)2	(1011)2 / (10)2	10011 / 10	(101110)2/ (1110)2 = (?)2
110111001 / 101	Divide 1010 by 10	10101 ÷ 11	(110110)¸(110)
(1011010)2 ÷ (111)2	Divide 1101 by 11	(11011×11) / (101)	100101 ÷ 101
(1110101)2 / (110)2	divide 1101 by 111	10111 × 11)  / (110)	Divide 100101 by 110
1011101 / 101	1101 ÷ 101	(1001011)2 ÷ (10101)2	111010 ÷ 110
111100÷1000	(111110) / (110)	(1011010)2 / (101)2	(111011)2¸(11)2
(100110)2  / (110)2	1110001 ÷ 110	111111) 2 ÷ (111) 2	111011 ÷ 100
(111001) ÷ (101)	(10111101)2 ÷(101)	(1010111)2 ÷ (110)	111010 / 110
(1110001)2 ÷ (101)2	1110 ÷ 110	(111011 / 100)2	(10110)2 / (101)2
(1101101)2 / (110)2

 

1 0 1 – 1 1	1010-10+11	(11110)2 + (1100)2-(1000)2
10101-1011	1010-111+101	(11101)2+(11011)2-(11110)2
110111 -1101	1011 + 1101	(101101 + 1101) - (11011)
110110 + 100011	(1001) 2 – (111) 2 = (?) 2	10101 + 111 – 101
11110 + 10011	(1010)2 × (110)2 – (1011)2	(1010)2 + (110)2 – (1111)2
	(1110111)2 + (1011)2-(11)2	(1001 + 110)2 – (1000)2
	(1111)2 + (1101)2-(1010)2	(101011+1101)-(10011)