Use the form below to do your conversion.
Solution
Step1
Log257=Log(7) ÷ Log(25)
Log(7)= 0.84509804001426
Log(25)=1.397940008672
Log257=0.84509804001426 ÷ 1.397940008672
Ans=0.60453097756108
Step2
Alternatively, the logarithm can be calculated like this.