the mailman delivered 10 pieces of mail to a house. if 6 of the pieces were junkmail, how many pieces were…

the mailman delivered 10 pieces of mail to a house. if 6 of the pieces were junkmail, how many pieces were actually good?
Answer
Explanation:
Step1: Subtract junkmail from total mail
Total mail = 10, Junkmail = 6. Good mail = Total mail - Junkmail
Step2: Calculate the value
Good mail = (10 - 6)
Answer:
4