Number System Converions

1101 to decimal

• 15

• 11

• 12

• 13

1011 to decimal

• 15

• 11

• 12

• 13

16 to binary

• 10000

• 1111

• 1000

• 111

11101 to decimal

• 23

• 27

• 29

• 30

What are the only two numbers you can use in binary?

• 0 and 1
• 1 and 2
• 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
• 1, 2, 4, 8, 16

Decimal _______ = Binary 10101

• 22

• 34

• 21

• 18

Convert 01000100 to decimal

• 58
• 68
• 78
• 88

Convert the decimal number 255 to binary.

• 10101010

• 00111100

• 11001100

• 11111111

What is the decimal equivalent of the binary number 100110?

• 42

• 25

• 38

• 56

Convert the Hex number 1F to binary.

• 00111111
• 00001111
• 00010111
• 00011111