Answer:
Step-by-step explanation:
divide the number then add on
You would have $660. The trick for 10% of something is to move the decimal one place to the left. The decimal is “hidden” to the right of the last 0. Add that interest on to get your answer!! Good luck!
21: The factors of 21 are 1,3,7,21
25a ^4 b^4 y^10 all of them are multiplied to each other I just separated it so it didn’t look confusing