At a pool party, there are 4 pizzas cut into 12 slices each. If the guests eat 39 slices, how many slices are left?
Step-by-step reasoning process below:
9
There’s a total of 4 x 12 = 48 slices.

After the guests eat, there are 48 - 39 = 9 pieces.

.

The answer is 9