Your teacher has posted images of rectangles around the room. Match each expression with a rectangle that can represent it. Be prepared to explain your reasoning.
Activity 2
Create from Expressions
The numbers in each expression represent the number of rows (or columns) in a rectangle and how many squares are in each row (or column).
On the grid, draw each rectangle, label it with the numbers, and find its area.
Explain why multiplying the numbers in each expression gives us the area of the rectangle.
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Multiply side lengths to find areas of rectangles with whole-number side lengths in the context of solving real world and mathematical problems, and represent whole-number products as rectangular areas in mathematical reasoning.
Multiply side lengths to find areas of rectangles with whole-number side lengths in the context of solving real world and mathematical problems, and represent whole-number products as rectangular areas in mathematical reasoning.