8th Grade Octal System Quizzes, Questions & Answers

8th Grade

Top Trending Octal System Quizzes

Master the fundamentals of the Octal Multiplication Techniques Quiz, designed to help you understand how multiplication works in base-8 number systems. This quiz covers converting between octal and decimal, building octal...

Questions: 15 | Attempts: 21 | Last updated: Apr 30, 2026

Sample Question 1
What is the decimal equivalent of the octal number 12₈?

10

12

14

18

Sample Question 2
In octal, what digits are used in the number system?

0–7

0–8

1–8

0–9

Sample Question 3
What is 3₈ × 4₈ in octal?

12₈

13₈

14₈

15₈

Recent Octal System Quizzes

Octal Subtraction and Borrow Operations Quiz

This quiz tests your understanding of octal subtraction and borrow operations in base-8 arithmetic. You'll practice subtracting octal numbers, borrowing when needed, and converting results. Master these skills to strengthen your...

Questions: 15 | Attempts: 10 | Last updated: Apr 30, 2026

Sample Question
What is 15₈ − 7₈ in octal?

6₈

8₈

10₈

12₈