-20.68% is the change from 237 to 188
Calculation steps:
[( 188 - 237 ) ÷ 237] x 100 = -20.68%
Formula
Percentage change = [(188 - 237) / 237] x 100
Subtract the new number by the original number
188 - 237 = -49
-49 ÷ 237 = -0.20675105485232068
-0.20675105485232068 x 100 = -20.68%