CPM Teacher Tutorials

CC2 6.1.2: 6-12a, 6-12b, 6-12c, and 6-12d Student eTools (CPM)

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Use the simplification strategies of removing zeros and simplifying by removing matching pairs of tiles to determine which side is greater, if possible.  Record your steps on the Lesson 6.1.2 Resource Page.

CC2 6-12a Student eTool

CC2 6-12b Student eTool

Follow these steps to build the given expressions.

1. Drag the tiles onto the Comparison Mat.

2. Click on the tiles once to change the sign and twice to change the tile orientation.

CC2 6-12c Student eTool

CC2 6-12d Student eTool

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