Use the form below to do your conversion.
Solution
Step1
Log1585=Log(85) ÷ Log(15)
Log(85)= 1.9294189257143
Log(15)=1.1760912590557
Log1585=1.9294189257143 ÷ 1.1760912590557
Ans=1.6405350442477
Step2
Alternatively, the logarithm can be calculated like this.