Final answer:
The terminating decimal equivalent to the fraction 5/8 is A. 0.625, which is obtained by dividing 5 by 8 or by understanding reciprocals in terms of '125-like' numbers.
Step-by-step explanation:
The question asks which of the following terminating decimals is equivalent to the fraction 5/8. To find the decimal equivalent of 5/8, divide 5 by 8. Doing this calculation, we get 0.625. Therefore, the correct answer is A. 0.625.
Knowing the reciprocal can help with these types of questions. The reciprocal of 8 is like a '125-like' number, so to convert 5/8 into a decimal, you multiply 5 by a '125-like' number, which in this case is 0.125, arriving at 0.625.