To prevent round-off errors, use the function.

To prevent round-off errors, use the ROUND function. Some database applications have a built-in round function. But in school, we are being taught about how to this function such as rounding the number 1 to 4 down and rounding the number 5 to 9 up.

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.