Use the form below to do your conversion.
Solution
Step1
Log12109=Log(109) ÷ Log(12)
Log(109)= 2.0374264979406
Log(12)=1.0791812460476
Log12109=2.0374264979406 ÷ 1.0791812460476
Ans=1.8879372722631
Step2
Alternatively, the logarithm can be calculated like this.