Use the form below to do your conversion.
Solution
Step1
Log207115=Log(7115) ÷ Log(20)
Log(7115)= 3.8521749044203
Log(20)=1.301029995664
Log207115=3.8521749044203 ÷ 1.301029995664
Ans=2.9608655582567
Step2
Alternatively, the logarithm can be calculated like this.