From the course: Cisco Networking Foundations: IP Addressing

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Binary practice exercise #1

Binary practice exercise #1

From the course: Cisco Networking Foundations: IP Addressing

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Binary practice exercise #1

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- [Instructor] All right. It's now your turn to get some practice converting between binary and decimal. In this exercise, I want to challenge you to take a binary number of 01101011 and convert that into a corresponding decimal number. You might want to pause the video right now and when you're done, resume the video and we'll go through the solution together. (lively music) All right, how did you do? Let's go through the solution together. Recall that we start with that eight-column table. And in that header row of this table, we start at the right with a number of one and we double as we move to the left. We do that for eight columns where the leftmost number is a 128. And to convert a binary number into a corresponding decimal number, all we have to do is to superimpose those eight binary digits in that table. And in that table, every time we have a column containing a one, we add up that column heading.…

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