Quick binary & hex check

adding binary rules

• 0 carry 1

• 1+1=

• 1 carry 1

• 1+0=

• 1

• 1+1+1=

how many bits are in a nibble?

(a)  

how many bits in a byte?

(a)  

1= on/off?

(a)  

0=on or off?

(a)  

when you add two 8 bit binary numbers and you get a 9 bit answer what is the error known as?

(a)  

convert binary number 1100 into denary

(a)  

convert binary number 1000 0011 into denary

(a)  

convert denary number 24 into binary

(a)  

Steps to convert denary number to hexadecimal

• calculate what the left nibble is representing

• convert denary number into binary

• calculate what the right nibble is representing

• change the left side of the binary table to also represent 8 4 2 1

• place the numbers next to each other checking you convert any double digits to letters from left or right nibble