What is the binary number system? What symbols does it use? What is the value of

Question

What is the binary number system? What symbols does it use? What is the value of the places in the binary number system? (3 marks)

What is the decimal number system? What symbols does it use? What is the value of the places in the decimal number system? (3 marks)

What is the hexadecimal number system? What symbols does it use? What is the value of the places in the hexadecimal number system? (3 marks)

How many symbols do you think would be used in a base 7 number system? What would they be? (1 mark)

Copy and complete the following chart finding the missing equivalent values (read across horizontally). (20 marks)

Explanation / Answer

Answer 1 :Binary number is represented using the 0 and 1. we use symbol 2 to indicate the binary system.place values are increasing powers of 2 , starting from 0

Answer 2: Decimal numbers system is used representing the numbers from 0-9. we use base 10 to represent the decimal systems

place values are increasing powers of 10 , starting from 0

Answer 3:

Hex Decimal numbers system is used representing the numbers from 0-E. we use base 16 to represent the decimal systems

place values are increasing powers of 16 , starting from 0

Answer 4: in base 7 we will use 7 symbols starts from 0-6

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