The problem asks to convert the two's complement binary number $11100011$ to its decimal representation.

Number TheoryBinary NumbersTwo's ComplementNumber Base Conversion
2025/6/7

1. Problem Description

The problem asks to convert the two's complement binary number 1110001111100011 to its decimal representation.

2. Solution Steps

Since the most significant bit (MSB) is 1, the number is negative.
To find the magnitude of the negative number, we need to take the two's complement of the given binary number.
Step 1: Invert the bits (change 1s to 0s and 0s to 1s).
1110001111100011 becomes 0001110000011100.
Step 2: Add 1 to the result.
00011100+1=0001110100011100 + 1 = 00011101
Now, we convert the binary number 0001110100011101 to its decimal equivalent.
000111012=(0×27)+(0×26)+(0×25)+(1×24)+(1×23)+(1×22)+(0×21)+(1×20)00011101_2 = (0 \times 2^7) + (0 \times 2^6) + (0 \times 2^5) + (1 \times 2^4) + (1 \times 2^3) + (1 \times 2^2) + (0 \times 2^1) + (1 \times 2^0)
=0+0+0+16+8+4+0+1=29= 0 + 0 + 0 + 16 + 8 + 4 + 0 + 1 = 29
Since the original number was negative, the decimal representation is 29-29.

3. Final Answer

-29

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