Binary Representation

Convert these hexadecimal numbers into denary. 3D. BF2. Calculate the BCD representations of the these numbers. 178 4921 Calculate the 2s complement representation of the following: i) -120. ii) -7. Calculate the sign/magnitude of the same numbers. i) -12. ii) -73. Perform these binary sums. Show your workings including carries. 8+63+17 ................
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