Use the form below to do your conversion.
Solution
Step1
Log21101=Log(101) ÷ Log(21)
Log(101)= 2.0043213737826
Log(21)=1.3222192947339
Log21101=2.0043213737826 ÷ 1.3222192947339
Ans=1.515876664155
Step2
Alternatively, the logarithm can be calculated like this.