Mastering Binary Numbers

Lily has a binary number 1010 that she needs to convert to decimal for her math homework. What is the decimal equivalent of her binary number?

• 10

• 8

• 11

• 1011

Nora has 15 apples, and she wants to represent the number of apples she has in binary. What is the binary representation of 15?

• 1111

• 1110

• 1001

• 1010

Tags

CCSS.1.NBT.A.1

What is the sum of the binary numbers 1101 and 1011?

• 10100

• 1110

• 10001

• 11000

Tags

CCSS.6.NS.B.3

What is the difference when you subtract binary 1010 from 1100?

• 110

• 1000

• 1011

• 10

What is the place value of the leftmost digit in the binary number 1001?

• 8

• 16

• 2

• 4

Tags

CCSS.2.NBT.A.3

Convert the binary number 1111 to decimal.

• 15

• 14

• 16

• 10

Convert the decimal number 8 to binary.

• 1010

• 1110

• 1001

• 1000

Add the binary numbers 0110 and 0011.

• 0111

• 1001

• 1100

• 1010

Tags

CCSS.6.NS.B.3

Subtract the binary number 0101 from 1000.

• 0100

• 0010

• 0011

• 1001

What is the place value of the second digit in the binary number 1101?

• 2

• 0

• 3

• 1

Tags

CCSS.2.NBT.A.3