Take Note: Group the sets of Xs on the canvas two different ways to demonstrate that 2 groups of 6 is equivalent to 6 groups of 2.

Take Note: Summarize how you can save time by using grouping and multiplication to count groups of items.

Take Note: Summarize the commutative law of addition.

Take Note: Provide two equivalent expressions that demonstrate the commutative law of addition.

Take Note: Provide two equivalent expressions that demonstrate the commutative law of multiplication.

Take Note: Demonstrate on the number line that the expressions are equivalent:

4×3=3×4

You may also complete your work on paper or on a whiteboard and upload a clear picture of it to the canvas.

Take Note: Summarize the mathematical content of this lesson. What topics, ideas, and vocabulary were introduced?