Oula is going on an outdoor expedition with his family. The expedition will include a hunting event, a fishing event, a hiking event, and a camping event. There are 4 hunting, 7 fishing, 6 hiking, and 3 camping events for Oula's family to choose from.

How many different outdoor expeditions are possible?

We can solve problems like this using multiplication rules. Since the order of events in the expedition does not matter, we can multiply all numerical values in any order we so choose. In this case, our numerical values are four hunting, seven fishing, six hiking, and three camping events.

4 x 7 x 6 x 3 = 504

There are 504 difference outdoor expeditions possible.