-67.33% is the change from 955 to 312
Calculation steps:
[( 312 - 955 ) ÷ 955] x 100 = -67.33%
Formula
Percentage change = [(312 - 955) / 955] x 100
Subtract the new number by the original number
312 - 955 = -643
-643 ÷ 955 = -0.6732984293193718
-0.6732984293193718 x 100 = -67.33%