Use the form below to do your conversion.
Solution
Step1
Log257015=Log(7015) ÷ Log(25)
Log(7015)= 3.8460276753644
Log(25)=1.397940008672
Log257015=3.8460276753644 ÷ 1.397940008672
Ans=2.7512108184227
Step2
Alternatively, the logarithm can be calculated like this.