Use the form below to do your conversion.
Solution
Step1
Log20905=Log(905) ÷ Log(20)
Log(905)= 2.9566485792052
Log(20)=1.301029995664
Log20905=2.9566485792052 ÷ 1.301029995664
Ans=2.2725445140074
Step2
Alternatively, the logarithm can be calculated like this.