-71.28% is the change from 188 to 54
Calculation steps:
[( 54 - 188 ) ÷ 188] x 100 = -71.28%
Formula
Percentage change = [(54 - 188) / 188] x 100
Subtract the new number by the original number
54 - 188 = -134
-134 ÷ 188 = -0.7127659574468085
-0.7127659574468085 x 100 = -71.28%