-75% is the change from 188 to 47
Calculation steps:
[( 47 - 188 ) ÷ 188] x 100 = -75%
Formula
Percentage change = [(47 - 188) / 188] x 100
Subtract the new number by the original number
47 - 188 = -141
-141 ÷ 188 = -0.75
-0.75 x 100 = -75%
Example