-67.43% is the change from 955 to 311
Calculation steps:
[( 311 - 955 ) ÷ 955] x 100 = -67.43%
Formula
Percentage change = [(311 - 955) / 955] x 100
Subtract the new number by the original number
311 - 955 = -644
-644 ÷ 955 = -0.6743455497382199
-0.6743455497382199 x 100 = -67.43%