-59.16% is the change from 191 to 78
Calculation steps:
[( 78 - 191 ) ÷ 191] x 100 = -59.16%
Formula
Percentage change = [(78 - 191) / 191] x 100
Subtract the new number by the original number
78 - 191 = -113
-113 ÷ 191 = -0.5916230366492147
-0.5916230366492147 x 100 = -59.16%