## National Council of Supervisors of Mathematics (NCSM)

### Tuesday April 24th

and

## National Council of Teachers of Mathematics (NCTM) Presentation Resources

### Thursday April 26th, 2018

Thank you for joining us for our session **Digging Deeper Into Ratios and Proportional Relationships**! Please feel free to utilize the resources related to each day below for your future use. As always, please don’t hesitate to reach out to us in the future!

## Slide Deck

## Papers Authored By Dick Stanley

Access papers written by Dick Stanley:

The task explored during this session was the Stacking Paper 3 Act Math Task:

## Stacking Paper [3 Act Math Task]

### How many packages of paper will it take to reach the ceiling?

We also extended the previous task discussing how we can take context and use it to extend thinking in other areas. Here’s that task:

Although we didn’t get this far, there is a third extension that can be helpful for an inquiry that lands on the formula for slope of a linear relation: