1. Using the Windows Calculator for quick decimal to binary conversions
Activity 1
Using the Windows Calculator for quick decimal to binary conversions
Extended Activity
1.　Choose ‘Start’ → ‘All Programs’ → ‘Accessories’ → 　　‘Calculator’ to start the Windows Calculator.

2. Using the Windows Calculator for quick decimal to binary conversions
Activity 1
Using the Windows Calculator for quick decimal to binary conversions
2.　When the calculator opens, choose ‘View’ → ‘Scientific’. 　　The interface will be changed from a standard 　　calculator to a scientific calculator.

3. Using the Windows Calculator for quick decimal to binary conversions
Activity 1
Using the Windows Calculator for quick decimal to binary conversions
3.　Type in a decimal number.
(b) Type in a number, 　　for example, 467.
(a) Click the radio 　　button ‘Dec’.

4. Using the Windows Calculator for quick decimal to binary conversions
Activity 1
Using the Windows Calculator for quick decimal to binary conversions
4.　To convert a number to a hexadecimal number, click 　　the radio button ‘Hex’.
(b) The typed number 　　will be converted 　　to a hexadecimal 　　number.
(a) Click the radio 　　button ‘Hex’.

5. Using the Windows Calculator for quick decimal to binary conversions
Activity 1
Using the Windows Calculator for quick decimal to binary conversions
5.　To convert a number to a binary number, click the 　　radio button ‘Bin’.
(b) The typed number 　　will be converted 　　to a binary number.
(a) Click the radio 　　button ‘Bin’.

6. Using the Windows Calculator for quick decimal to binary conversions
Activity 1
Using the Windows Calculator for quick decimal to binary conversions
6.　Use the Windows Calculator to complete the following 　　table.
Binary number
Denary number
Hexadecimal number
39810
3DF16
18E16
12310
7B16
99110

7. Using the Windows Calculator for quick decimal to binary conversions
Activity 1
Using the Windows Calculator for quick decimal to binary conversions
6.　Use the Windows Calculator to complete the following 　　table.
Binary number
Denary number
Hexadecimal number
39810
3DF16
18E16
12310
7B16
99110