# How do you calculate Log_10[345]?

Mar 10, 2018

${\log}_{10} 345 = x$ means that ${10}^{x} = 345$
Therefore, ${\log}_{10} 345 = 2.53781909507$

#### Explanation:

You can use the $\log$ button on your calculator because that's usually set to base 10 by default.

${\log}_{10} 345 = x$ means that ${10}^{x} = 345$
Therefore, ${\log}_{10} 345 = 2.53781909507$

To check your answer, input ${10}^{2.53781909507}$ in your calculator and see if you get 345.