-78.63% is the change from 917 to 196
Calculation steps:
[( 196 - 917 ) ÷ 917] x 100 = -78.63%
Formula
Percentage change = [(196 - 917) / 917] x 100
Subtract the new number by the original number
196 - 917 = -721
-721 ÷ 917 = -0.7862595419847328
-0.7862595419847328 x 100 = -78.63%