A tape diagram. There are 320 skateboards sold this week out of 100 skateboards sold last week. There are question mark skateboards sold this week out of 25 skateboards sold last week.
The Super Sports store sold 25 skateboards last week. This week, they sold 320% as many. Find 320% of 25.

The percent written as a part-to-whole ratio is:
Part:
Whole:

The equivalent ratio you can use to find the
answer is:
Part:
Whole:
Super Sports sold
skateboards this week.