How is our number system different from the binary system?

• Our number system is base-5; the binary system is base-3
• Our number system is base-10; the binary system is base-2
• Our number system is base-10; the binary system is base-1
• Our number system is base 100; the binary system is base-2

Tags

CCSS.5.NBT.A.2

Why do we use Binary?

• It's a simple and elegant design.

• Binary is the most efficient way to control logic circuits.

• The positive and negative poles of magnetic media are quickly translated into binary.

• All of the above.

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

Tags

CCSS.4.NBT.A.2

Which of these is the correct sequence for the place values for binary numbers?

• 1, 2, 4, 8, 16, 32, 64, 128
• 1, 2, 4, 6, 8, 10, 12, 14, 16
• 1, 2, 3, 4, 5, 6, 7, 8
• 0, 1

Tags

CCSS.2.NBT.A.3

If a binary number ends with a 1, it must be...

• An odd number
• An even number
• A prime number
• The number 12

Tags

CCSS.2.OA.C.3

Convert 128 to binary

• 10000000
• 01111110
• 10000001
• 11001100

Convert 37 to binary

• 00100101
• 00100011
• 00100111
• 01000101

Convert 01000100 to decimal

• 58
• 68
• 78
• 88

Convert 00010001 to decimal

• 17
• 27
• 37
• 47