Answer:
A 75% decrease
Explanation:
You set up a ratio table.
16 is 100%
12 is with an unknown percent so classified as x, since your cross multiplying, your multiplying 16 with x and 12 with 100.
You get 16x/16 = 1200/16
The two 16 cross each other out and your left with x so x is equal to 75
Thus 75%