Use the form below to do your conversion.
Solution
Step1
Log201025=Log(1025) ÷ Log(20)
Log(1025)= 3.0107238653918
Log(20)=1.301029995664
Log201025=3.0107238653918 ÷ 1.301029995664
Ans=2.3141079571
Step2
Alternatively, the logarithm can be calculated like this.