-35.03% is the change from 471 to 306
Calculation steps:
[( 306 - 471 ) ÷ 471] x 100 = -35.03%
Formula
Percentage change = [(306 - 471) / 471] x 100
Subtract the new number by the original number
306 - 471 = -165
-165 ÷ 471 = -0.3503184713375796
-0.3503184713375796 x 100 = -35.03%