-75.46% is the change from 766 to 188
Calculation steps:
[( 188 - 766 ) ÷ 766] x 100 = -75.46%
Formula
Percentage change = [(188 - 766) / 766] x 100
Subtract the new number by the original number
188 - 766 = -578
-578 ÷ 766 = -0.7545691906005222
-0.7545691906005222 x 100 = -75.46%