Simplify the following text for a Grade 8 native English-speaking person.
Original: The logarithm of the ratio is the difference of the two . Moreover , the logarithm of the power ( root , respectively ) of a number is p times the logarithm of that number ( logarithm of that number divided by p , respectively ) .
Simplified: The logarithm to base b of a number a is the same as the logarithm of a divided by the logarithm of b. That is ,