Write a multiplication story for 4x9 then find the product

Kari had 4 chocolate bars. Her best friend Cristal had 9 times Kari's amount. How many chocolate bars did Cristal have?

4x9 = 36

You are setting up chairs for the band concert tonight, the band conductor tells you to set up four rows with nine chairs each. How many chairs will there be all together.

to solve:

4 x 9 = 36

or 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 = 36