While reviewing last months finances Oscar noticed that he had spent $200 on a wedding cake and deposited $500 and he just earned from selling books to a used bookstore down here again spent $127 to buy some new box which integer represents the change an Oscar savings

an additional $173.

Step-by-step explanation:

The change in Oscar's savings is calculated by adding or subtracting all of the different transactions that have occurred. First, he spent $200 which would be a deduction and be subtracted from his initial balance. Next, he deposited $500 which is added to his balance, and lastly, he spent $127 which is subtracted from his balance. Like so...

-200 + 500 - 127 = $173

The final result is positive $173, this means that the change from his initial balance to his current savings balance is an additional $173.

not enough information

step-by-step explanation:

we cannot know this, because the other students could have handed out 10 flyers, or they could have handed out 100. one way, the mean would go up, and another way, the mean would go down.