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Addition, Subtraction and Multiplication of Binary Numbers

Total questions: 20

Worksheet time: 13mins

Name
Class
Date
1.
Convert 11001100 to decimal
a)
224
b)
134
c)
104
d)
204
2.
Convert 196 to binary
a)
11000110
b)
11100100
c)
11000100
d)
11010100
3.

Subtract: 101101 – 001011 = ?

a)

100010

b)

010110

c)

110101

d)

101100

4.

Divide: 011010000 ÷ 0101 = ?

a)

10001

b)

10100

c)

11001

d)

01000

5.

Divide the binary numbers: 111101 ÷ 1001 and find the remainder

a)

0010

b)

1010

c)

1100

d)

0011

6.

On multiplication of (10.10) and (01.01), we get

a)

101.0010

b)

0010.101

c)

011.0010

d)

110.0011

7.

100101 × 0110 = ?

a)

1011001111

b)

0100110011

c)

101111110

d)

0110100101

8.

Multiply the binary number: 01001 × 01011 = ?

a)

001100011

b)

110011100

c)

010100110

d)

010100110

9.

The result obtained after (100101 – 011110) is

a)

000111

b)

111000

c)

010101

d)

101010

10.

Perform binary subtraction: 101111 – 010101 = ?

a)

100100

b)

010101

c)

011010

d)

011001

11.

Perform binary addition: 101101 + 011011 = ?

a)

011010

b)

1010100

c)

101110

d)

1001000

12.

The addition of binary numbers: 11011011010 + 010100101 = ?

a)

0111001000

b)

1100110110

c)

11101111111

d)

10011010011

13.

Convert in to decimal: (214)8 = ?

a)

(140)10

b)

(141)10

c)

(142)10

d)

(130)10

14.

Representation of hexadecimal number 6DE in the power of 16 is as:

a)

6 * 162 + 13 * 161 + 14 * 160

b)

6 * 162 + 12 * 161 + 13 * 160

c)

6 * 162 + 11 * 161 + 14 * 160

d)

6 * 162 + 14 * 161 + 15 * 160

15.
Convert 65 to binary
a)
01100001
b)
00100001
c)
01000001
d)
00100101
16.

On multiplication of two binary numbers (10.10) and (01.01), we get

a)

101.0010

b)

0010.101

c)

011.0010

d)

110.0011

17.

Perform the binary subtraction:

 (10101.101)2(1011.11)2\left(10101.101\right)_2-\left(1011.11\right)_2  

a)

1010.101

b)

1100.110

c)

1010.111

d)

1001.111

18.

The octal equivalent of the decimal number: 417

(a)  

19.

Find out the r (base):

(121)r=(144)8

a)

9

b)

10

c)

11

d)

12

20.

Perform the addition: 

 (4796)8+(8635)8\left(4796\right)_8+\left(8635\right)_8  
then convert the answer in decimal

a)

52683

b)

CDCB

c)

CCBA

d)

DDBB