Binary Mastery Challenge

Convert the decimal number 13 to binary.

• 1101

• 1011

• 1110

• 1001

Convert the binary number 1010 to decimal.

• 8

• 10

• 12

• 14

What is the result of the binary addition 1011 + 1101?

• 11000

• 10100

• 10010

• 11010

Convert the decimal number 15 to binary.

• 1101

• 1011

• 11111

• 0101

Convert the binary number 1110 to decimal.

• 12

• 14

• 20

• 22

What is the result of the binary addition 1001 + 0011?

• 1010

• 1100

• 1110

• 10010

Convert the decimal number 31 to binary.

• 11101

• 11110

• 11111

• 10111

Convert the binary number 100001 to decimal.

• 33

• 38

• 46

• 48

What is the result of the binary addition 1110 + 1011?

• 11001

• 10101

• 10011

• 11011

Why is binary used in computing?

• It is easier for computers to use a base-10 system.

• Binary represents on and off states which are easy to implement with electronic circuits.

• Binary allows for more complex calculations than other number systems.

• It uses less energy than other number systems.