Richard is selling candy bars for a school fundraiser on Monday he has 225 bars Remaining he sells an average of 30 bars per day how many bars will he have left at the end of the day on Friday?
monday he has 225 bars he sells 30 per day so subtract 30 to 225 and keep going till you get to friday tuesday 195 wednesday 165 thursday 135 friday 105 so on friday he will have 105 bars left