-35.08% is the change from 476 to 309
Calculation steps:
[( 309 - 476 ) ÷ 476] x 100 = -35.08%
Formula
Percentage change = [(309 - 476) / 476] x 100
Subtract the new number by the original number
309 - 476 = -167
-167 ÷ 476 = -0.35084033613445376
-0.35084033613445376 x 100 = -35.08%