standard_description: Use variables to represent numbers and write expressions when solving a real-world or mathematical problem; understand that a variable can represent an unknown number, or, depending on the purpose at hand, any number in a specified set.
problem_activity: Task
Use the computation shown below to find the products.
[IMG]
$189\times 16$
$80\times 16$
$9 \times 16$


aligns: no