Sunday, January 27, 2013
Blog post 2
This worksheet was given to the class as homework the week before. Many students has incorrect answers and needed to correct them during class time. I was able to work with small groups to help them revise their answers. The picture on the right shows the manipulatives we were using to help us reach the right answer.
The purpose of this worksheet was to have students practice addition problems that involved regrouping. I anticipated that the students that I was working with had trouble understanding when to regroup and also had trouble adding simple numbers together. Once I saw students attempt to solve the problems I realized that they some of them didn't know where or how to start. I reminded students that they should start with the right column first. For each problem we carefully took out ones blocks and counted them up and then together decided if regrouping was necessary. After deciding to regroup we then discussed how this should be written on the worksheet. For example the second column has an empty box above it so that students can carry the one or any other necessary number. My students had a lot of trouble remembering this step they often wanted to be done with the problem after adding up only one column of numbers.
I think that students need more practice with these types of problems and need to have more activities that allow them to use their counting blocks. The blocks helped students add up numbers correctly that were too large to count on their fingers.
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This is a great example of a task. What do you think is the "big idea" of this task? What do you think the work you observed revealed about the students' understanding of this big idea?
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