This purpose of this task is to help students understand the absolute value of a number as its distance from 0 on the number line. The context is not realistic, nor is meant to be; it is a thought ...

The purpose of this task is to help students interpret signed numbers in a context as a magnitude and a direction and to make sense of the absolute value of a signed number as its magnitude.

In the United States, the summer of 2012 was the warmest summer on record. The winter of 2013-2014 is on the way to becoming the coldest winter in history. Use the <strong>open number line</strong...