Discover proportional number patterns by aligning number lines. Watch points bounce off a number line if you get the wrong answer.
[i]Answer these open ended questions on your own or with others to form deeper math connections. [/i]
Stretch the top number line and see where the dots fall. [br][br]What do all of the expressions of the top number line have in common? How are each of these expressions different?
Describe how you decided where to let the points drop so they fill the circles.
When the points fill the circles, how are the expressions of the top number line related to the number of bottom number line?