Denary and Binary Mastery

Convert the denary number 25 to binary.

• 11010

• 10101

• 11100

• 11001

Convert the binary number 1101 to denary.

• 13

• 15

• 14

• 12

Convert the denary number 64 to binary.

• 1001000

• 1010000

• 1000000

• 1100000

Convert the binary number 101010 to denary.

• 42

• 40

• 50

• 32

What is the binary addition of 1011 and 1100?

• 10111

• 10011

• 10100

• 1110

What is the binary subtraction of 1010 from 1101?

• 0101

• 1000

• 1110

• 0011

Convert the denary number 15 to binary.

• 1010

• 1001

• 1111

• 1110

Convert the binary number 1110 to denary.

• 12

• 10

• 15

• 14

Convert the denary number 100 to binary.

• 1000

• 110010

• 1100100

• 10100

Convert the binary number 1001 to denary.

• 9

• 7

• 10

• 8