Mr. Appledorf's On-Line PowerPoint Math Lessons

Ratios

Objectives:
Students will explain the difference between combining and comparing numbers, what kind of comparison a ratio is, and how to use ratios to find unknown quantities. Students will use ratios.

NCTM Standards:
Students select and use various types of reasoning and methods of proof.

California Content Standards:
(1.1) Students use properties of numbers to demonstrate whether assertions are true or false.

Slides:

* Combining and Comparing Numbers
* Quotients vs. Differences
* Ratio Defined
* Units
* Using Ratios
* Practice

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