Inv 1.3- Number lines

Problem 1.3 -

Focus Question: How can you write a number sentence to represent a change on a number line, and how can you use a number line to represent a number sentence?

Help Link to a site on number sentences and number lines.

In a number sentence, it is very important to have the following

• A starting value
• A change in value
• An ending value.

Example:                      112˚ F + n = 40˚ F

                                                               start            change    ending