-58.29% is the change from 187 to 78
Calculation steps:
[( 78 - 187 ) ÷ 187] x 100 = -58.29%
Formula
Percentage change = [(78 - 187) / 187] x 100
Subtract the new number by the original number
78 - 187 = -109
-109 ÷ 187 = -0.5828877005347594
-0.5828877005347594 x 100 = -58.29%