-30.95% is the change from 911 to 629
Calculation steps:
[( 629 - 911 ) ÷ 911] x 100 = -30.95%
Formula
Percentage change = [(629 - 911) / 911] x 100
Subtract the new number by the original number
629 - 911 = -282
-282 ÷ 911 = -0.30954994511525796
-0.30954994511525796 x 100 = -30.95%