-70.37% is the change from 766 to 227
Calculation steps:
[( 227 - 766 ) ÷ 766] x 100 = -70.37%
Formula
Percentage change = [(227 - 766) / 766] x 100
Subtract the new number by the original number
227 - 766 = -539
-539 ÷ 766 = -0.7036553524804178
-0.7036553524804178 x 100 = -70.37%