Counting in Binary

This lesson teaches how to count using the binary system, which uses only the digits zero and one. Students will learn to represent numbers in base two and understand the place values associated with binary digits. Activities include grouping counters to illustrate binary numbers.

• 05:40 “So what next are we asked to do? So we asked to represent this on a paper abacus. So on a paper abacus, let's draw abacus. A paper abacus. Let's draw a paper abacus. Um, we have eight, eight, we have fours, then we have...”
• 04:52 “One, two, three, then four. Then I have one left. Okay, let's continue the activity. Then next one now is to group them in eight, four, two, and units. Okay, let's see, let's do that now. We've grouped this into, now let...”
• 08:51 “So let's group into eight, one, two, three, four, five, six, seven, eight. So this is, this is our eights count us. So we have those two lefts. So having two left, we have a group of eights, then two lefts. Now from here...”