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![](https://videos.teamtreehouse.com/stills/TH-PHPBasics-S2-V4-stills-8.jpg?token=699725c6_e42309a15e40a4bbb04f324cc3234a65a1d60549)
- 2x 2x
- 1.75x 1.75x
- 1.5x 1.5x
- 1.25x 1.25x
- 1.1x 1.1x
- 1x 1x
- 0.75x 0.75x
- 0.5x 0.5x
An operator is anything that takes one or more values and returns another value. We'll cover a number of different ways to add, subtract, multiply and divide values in PHP.
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