Grade 9 Binary Coding Worksheet
A worksheet for Grade 9 students covering binary coding concepts, including conversion between binary and decimal, and basic binary operations.
Includes
Standards
Topics
Binary Coding Fundamentals
Name:
Date:
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Read each question carefully and provide your answers in the space provided. Show your work where necessary.
1. The binary number system uses a base of .
2. In binary, the only two digits used are and .
3. The decimal number system uses a base of .
4. What is the decimal equivalent of the binary number 1011?
9
11
13
15
5. Which of the following is the binary representation of the decimal number 20?
10010
10100
11000
11100
6. Convert the binary number 1101 to its decimal equivalent. Show your work.
7. Convert the binary number 100101 to its decimal equivalent. Show your work.
8. Convert the decimal number 25 to its binary equivalent. Show your work.
9. Convert the decimal number 42 to its binary equivalent. Show your work.
10. The binary number 100 is equivalent to the decimal number 4.
True
False
11. Computers use the decimal number system to process information.
True
False
12. Explain why binary is used in computer systems.