Mastering Number System Conversions

Convert the binary number 101101 to decimal.

• 25

• 30

• 45

• 60

Convert the decimal number 45 to binary.

• 110101

• 101101

• 100101

• 101110

What is the BCD representation of the decimal number 27?

• 00100111

• 00100101

• 00101000

• 00100110

Convert the binary number 1101 to Gray code.

• 1110

• 1001

• 1100

• 1011

What is the 2's complement of the binary number 1010?

• 1100

• 0111

• 0110

• 1001

Perform signed magnitude subtraction: 0110 - 0011.

• 0011

• 0010

• 0101

• 0111

Convert the decimal number -12 to signed magnitude.

• 11000

• 11101

• 10100

• 11100

What is the Gray code for the binary number 1010?

• 1011

• 1001

• 1100

• 1111

Convert the decimal number 63 to BCD code.

• 01100011

• 01100001

• 01100010

• 01100100

What is the result of binary subtraction: 1100 - 0110?

• 0010

• 0100

• 1000

• 0011