One method to convert 129/14 to a decimal is by using the division method. Before we move ahead to the method, here is a quick recap on fractions: A fraction is a number representation that is broken down into two parts - the number on top is called the numerator, and the number on the bottom is called the denominator. To get a decimal using the division method, simply divide the numerator 129 by the denominator 14:
129 (numerator) ÷ 14 (denominator) = 9.21
And there you go! We got 9.21 as the answer when you convert 8 17/14 (or 129/14) to a decimal.