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Hint: The Base identifies how many unique digits are in a number system.

### Base 16

Hexadecimal uses 16 different digits between 0 & F

### 102

What is the hexadecimal equivalent of this denary number?

### 66

102 to binary = 01100110, then into nibbles: 0110=6-6 0110=6=6

### F9

What is the binary representation of this hexadecimal number?

### 11111001

F = 15 = 1111, 9 = 9 = 1001

### 74

What is the denary equivalent of this hexadecimal number?

### 116

7 = 0111 & 4 = 0100, then combine the nibbles into one number: 01110100, then convert the whole number to denary = 116

### 10011101

What is the hexadecimal equivalent of this binary number?

### 9D

1001=9=9 & 1101=13=D

## Get Revising!

The Virtual Memory Scribbl.it Notes provide a structured way for you to revise topic areas in a visual way. You don’t have to be an artist as it’s all been drawn out for you (or you can use this as inspiration to create your own!). Print the notes, then colour in areas of importance, add doodles and colour, then add more detail to the notes page being as creative as possible.

There are known benefits to using Scribbl.it Notes (whether structured like these, or independently created):

• Increased Attention
• Reduction of stress levels
• Increased memory for content
• Deeper learning