-77.54% is the change from 917 to 206
Calculation steps:
[( 206 - 917 ) ÷ 917] x 100 = -77.54%
Formula
Percentage change = [(206 - 917) / 917] x 100
Subtract the new number by the original number
206 - 917 = -711
-711 ÷ 917 = -0.7753544165757906
-0.7753544165757906 x 100 = -77.54%