Binary

Which of these are the correct place values for binary?

• 128,64,32,16,8,4,2,1

• 128, 68,34,12,6,4,2,1

• 1,0

• 0,1

How would you write the number two in binary?

• 1001
• 0001
• 0000
• 0010

Binary is made up of which numbers 

• 3 and 4.
• 2 and 3.
• 1 and 2.
• 0 and 1.

How would you write the number 4 in binary code?

• 0100
• 0000
• 0001
• 0010

If a binary number ends with a 1, it must be...

• An odd number
• An even number
• A prime number
• The number 12

Convert 65 to binary

• 01100001
• 00100001
• 01000001
• 00100101

Convert 128 to binary

• 10000000
• 01111110
• 10000001
• 11001100

Convert 254 to binary

• 11110000
• 11111100
• 11111111
• 11111110

Convert 37 to binary

• 00100101
• 00100011
• 00100111
• 01000101

Convert 196 to binary

• 11000110
• 11100100
• 11000100
• 11010100