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title: "A rule is a test | PracticeExcel"
description: "Practice the formula behind conditional formatting in Excel. Write a test that returns TRUE or FALSE and get it checked right away."
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# **A rule is a test**

Conditional formatting colors a cell when the rule's formula returns TRUE. In D2, write the rule for "sales over 10,000" as a test of C2, without IF.

D2fx

|  | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 1 | Rep | Region | Sales | Over 10,000? |  | |
| 2 | Lars | North | 12500 |  |  | |
| 3 |  |  |  |  |  | |
| 4 |  |  |  |  |  | |
| 5 |  |  |  |  |  | |
| 6 |  |  |  |  |  | |
| 7 |  |  |  |  |  | |
| 8 |  |  |  |  |  | |

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