Use the form below to do your conversion.
Solution
Step1
Log21299=Log(299) ÷ Log(21)
Log(299)= 2.4756711883244
Log(21)=1.3222192947339
Log21299=2.4756711883244 ÷ 1.3222192947339
Ans=1.8723605064488
Step2
Alternatively, the logarithm can be calculated like this.