Decide if each statement is true or false. Be prepared to explain your reasoning.

1. Find the value of each expression. Explain or show your reasoning.

2. Find the value of each expression. Explain or show your reasoning.

3. What patterns do you notice?

1. Find the value of the expression. Explain or show your reasoning. Use a diagram if it is helpful.

   

2. Tyler uses this diagram and explanation to justify why .

   

   Diagram. Square. Partitioned into 10 rows of 10 of the same size squares. 1 hundred squares shaded. For each 20 squares shading alternates, blue, orange.

   

   Explain how the expression relates to Tyler's reasoning.

3. Find the value of each expression.