Uncovering Misconceptions One Array At A Time

Posted January 23rd, 2018

Today with my 4th grade intervention group, I noticed a lot of giggling when we were working on Piles. This is a known fact about students who struggle. The more giggling and fooling around, the more lost they are.

I’ve been working on the concept of “rows” with these students because there is almost no understanding of what a multiplication sentence could stand for. There was a lot of quick matching going on, just putting things together that had similar numbers, hoping they were correct.

So I had to bust that right up.

I asked them to build the card with my square counters, and to make it equal to what they thought the array would look like if it actually had squares. So essentially I’m looking for them to build an array with 6 rows that has 5 squares in each row. We talk a lot about what the counters could represent, like seats in a movie theater.

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