Use the form below to do your conversion.
Solution
Step1
Log257115=Log(7115) ÷ Log(25)
Log(7115)= 3.8521749044203
Log(25)=1.397940008672
Log257115=3.8521749044203 ÷ 1.397940008672
Ans=2.7556081666764
Step2
Alternatively, the logarithm can be calculated like this.