Binary to Decimal - Two's Complement Integers

Example of conversion to decimal of a signed binary number in two's complement representation

Let's convert to decimal the following signed binary number: 10110010

10110010 = -1×27 + 0×26 + 1×25 + 1×24 + 0×23 + 0×22 + 1×21 + 0×20 = -128 + 32 + 16 + 2 = -78.

Signed Binary to Decimal Quiz

Question 1: Convert 10010111 from signed two's complement binary to decimal.








Question 2: Convert 101010 from signed two's complement binary to decimal.








Question 3: Convert 01110001 from signed two's complement binary to decimal.








Question 4: Convert 1111 from signed two's complement binary to decimal.








Question 5: Convert 11001000 from signed two's complement binary to decimal.








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