Hex/Binary/Decimal/ASCII

Binary Basics

100

Convert 1010₂ to decimal.

10

200

Convert 11001₂ to decimal.

25

300

What decimal number is represented by 101101₂?

45

400

What is 11010110₂ in decimal?

214

500

Convert 110110101₂ to decimal.

437

Decimal Detectives

100

What number system uses digits 0–9?

decimal

200

Convert 25 to binary.

00011001₂

300

Convert 42 to binary.

00101010₂

400

What is 100 in binary?

01100100₂

500

What is 255 in binary?

11111111₂

Hex Heroes

100

What number system uses digits 0–9 and A–F?

hexadecimal

200

Convert A₁₆ to decimal.

10

300

Convert 2F₁₆ to decimal.

47

400

Convert 7B₁₆ to binary.

0111 1011

500

Convert FACE₁₆ to decimal.

64,766

ASCII Attack

100

What ASCII character is decimal 65?

A

200

What is the ASCII decimal value for lowercase a?

97

300

What character does ASCII 01000011 represent?

C

400

Decode 01001000 01101001 00100001 into a message.

Hi!

500

What does ASCII stand for?

American Standard Code for Information Interchange

Conversion Chaos

100

Convert 10₁₀ to binary.

00001010₂

200

Convert 1111₂ to hexadecimal.

FF

300

Convert 45₁₀ to hexadecimal.

2D

400

Convert 10101101₂ → decimal → hexadecimal.

AD

500

Convert 3A₁₆ → binary → decimal.

58