-94.77% is the change from 306 to 16
Calculation steps:
[( 16 - 306 ) ÷ 306] x 100 = -94.77%
Formula
Percentage change = [(16 - 306) / 306] x 100
Subtract the new number by the original number
16 - 306 = -290
-290 ÷ 306 = -0.9477124183006536
-0.9477124183006536 x 100 = -94.77%