-78% is the change from 959 to 211
Calculation steps:
[( 211 - 959 ) ÷ 959] x 100 = -78%
Formula
Percentage change = [(211 - 959) / 959] x 100
Subtract the new number by the original number
211 - 959 = -748
-748 ÷ 959 = -0.7799791449426486
-0.7799791449426486 x 100 = -78%