Solution: The numerical expression is
and the value of this expression is 162.4.
Step-by-step explanation:
The sum of 9 and 11.3 is written as
.
The product of 8 means the expression should multiply by 8.
According to the given information the the product of 8 and the sum of 9 and 11.3 is written as
.
To evaluate the value of the expression first we have to add 9 and 11.3 after that multiply the result by 8.

Therefore, the numerical expression is
and the value of this expression is 162.4.