on August 1st Iris bank balance was $300 during the month she wrote checks for $450 and $115.25 and made one deposit of $225 .which of the following best represents her checking account balance at the end of the month?

Answer:
B) -$40.25
Step-by-step explanation:
300-450=-150
-150-115.25= -265.25
-265.25+225=-40.25