Tuesday 11/27/18 - White Hall School District / Homepage

Setup: Display the image. 1 minute of quiet think time and 1 minute of quiet work time, followed by a whole-class discussion. ... I notice that subtracting a number is the same as adding its opposite. I notice that subtracting a number is the same as adding its opposite. 0, 0, 3, 3, -5, -5; 0, 0, 4, 4, -3, -3. ................
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