-58.51% is the change from 188 to 78
Calculation steps:
[( 78 - 188 ) ÷ 188] x 100 = -58.51%
Formula
Percentage change = [(78 - 188) / 188] x 100
Subtract the new number by the original number
78 - 188 = -110
-110 ÷ 188 = -0.5851063829787234
-0.5851063829787234 x 100 = -58.51%