Hello I have two questions for my math homework.

The first question is the attachment-

The second questions is- Mr. Candelaria estimates that the drama club sold 400 tickets to the school play. The drama club actually sold 462 tickets. Calculate Mr. Candelaria’s percent error.

TY!!!!

Hello I have two questions for my math homework The first question is the attachment The second questions is Mr Candelaria estimates that the drama club sold 40 class=