Number
Specification point:
i) convert positive denary whole numbers (0-255) into 8-bit binary numbers and vice versa
ii) add two 8-bit binary integers and explain overflow errors which may occur
iii) convert positive denary whole numbers (0-255) into 2-digit hexidecimal numbers and vice versa
iv) convert between binary and hexidecimal equivelents of the same number
v) explain the use of hexidecimal numbers to represent binary numbers
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