Final answer:
Approximately 678,810 cases of child abuse were reported in the United States in 2018.
Step-by-step explanation:
The number of cases of child abuse reported in the United States each year varies, as not all cases are reported. However, according to the National Child Abuse and Neglect Data System (NCANDS), there were approximately 678,810 cases of child abuse reported in 2018. It is important to note that this number represents reported cases and does not account for unreported cases.
Learn more about cases of child abuse reported in the United States each year