Answer: 500%
Step-by-step explanation: 300/60 = 5
5 = 500%
To check work:
60*5 = 300
You need to subtract 638 and 62 and that will give 576
Hey! :)
Some things to note: When you bring a exponent to the numerator, you make it negative.
When you put an exponent to another exponent, you multiply the exponents together.

so that is your answer, please let me know if you need more of an explanation. :)