Answer: 0.8 I think...
Step-by-step explanation:
Well in order to change those numbers into a percent, to move the decimal two times to the right or left.
82% is already a decimal.
0.8 = 80% because you move the decimal two times to the right.
2125 = 21.25 because you move the decimal two times to the left
1720 = 17.20 because you move the decimal two times to the left
