-67.75% is the change from 955 to 308
Calculation steps:
[( 308 - 955 ) ÷ 955] x 100 = -67.75%
Formula
Percentage change = [(308 - 955) / 955] x 100
Subtract the new number by the original number
308 - 955 = -647
-647 ÷ 955 = -0.6774869109947644
-0.6774869109947644 x 100 = -67.75%