Use the form below to do your conversion.
Solution
Step1
Log201015=Log(1015) ÷ Log(20)
Log(1015)= 3.0064660422492
Log(20)=1.301029995664
Log201015=3.0064660422492 ÷ 1.301029995664
Ans=2.3108353014681
Step2
Alternatively, the logarithm can be calculated like this.