-80.19% is the change from 959 to 190
Calculation steps:
[( 190 - 959 ) ÷ 959] x 100 = -80.19%
Formula
Percentage change = [(190 - 959) / 959] x 100
Subtract the new number by the original number
190 - 959 = -769
-769 ÷ 959 = -0.8018769551616267
-0.8018769551616267 x 100 = -80.19%