### The inverse of the binary code -00101

68 binary is 01000100, the first is the sign number, the negative number is 1, so -68 original code: 11000100 negative number of the inverse of the original code sign number remains unchanged, the other bits of the inverse: 10111011 negative number of the complement of the inverse of the end of the code plus 1, so the complement of the code: 10111100

### How to convert the original code of a number to its complement, inverse code

Category:Computer/Network

Analysis:

1011

Original: 01011

Inverse: 01011 positive, inverse = original

Complement: 01011 positive, complement = original

Shift: 11011 original + 10000

-1011

Original: 11011

Inverse: 10100 negative, the inverse is the inverse of the original

Complement: 10101 negative, complement is the inverse of the original code + 1

Shift: 00101 original + 10000

0.1101

Original code: 0.1101

Inverse code: 0.1101 positive, inverse code = original code

Complement: 0.1101 positive, complement = original code

Shift: 1.1101 original + 1

-0.1101

Original code: 1.1101

Original code: 1.1101

< p>Inverse code: 1.0010 negative, the inverse of the original code

Complement: 1.0011 negative, the complement is the inverse of the original code + 1

Shift code: 0.0010 original + 1

### How to express the positive and negative of complementary code and inverse code respectively?

In eight-bit words

Original: positive 00000000

negative 10000000

Inverse: positive 00000000

negative 11111111

Complement: positive 00000000

negative 00000000

Shift: positive 10000000

Shift is the complement of the inverse of the sign bit. 10000000

Negative 10000000

Shift code is the complement of the inverse of the sign bit.

### What is the decimal inverse? And what is the complement?

The original code of +1011 is 001011, the anticode is 010100, and the complement is 010101.

The original code of -1101 is 00010B, the anticode is 01101B, and the complement is 00010B.

The original code of -10101 is 10,000010B, the anticode is 11111101B, and the complement is 11111110B.