Binary to Decimal Conversion Quiz

Convert the binary number 11001₂ to a decimal number.

• 25

• 19

• 31

• 24

Convert the binary number 11111111₂ to a decimal number.

• 255

• 256

• 254

• 240

Convert the binary number 10101011₂ to a decimal number.

• 171

• 173

• 175

• 169

Convert the binary number 10101₂ to a decimal number.

• 21

• 20

• 22

• 19

Convert the decimal number 45 to a binary number.

• 101101

• 110101

• 100101

• 111001

Convert the decimal number 254 to a binary number.

• 11111110

• 11111111

• 11111011

• 11110111

Convert the decimal number 105 to a binary number.

• 1101001

• 1101000

• 11010011

• 11010010

Convert the decimal number 255 to a binary number.

• 11111111

• 11111110

• 11111101

• 11111011

What is 1011 + 1101?

• 10100

• 11000

• 10000

• 11110

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

What is 1111 + 10110?

• 100101

• 10001

• 11001

• 10101

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6