-70.5% is the change from 766 to 226
Calculation steps:
[( 226 - 766 ) ÷ 766] x 100 = -70.5%
Formula
Percentage change = [(226 - 766) / 766] x 100
Subtract the new number by the original number
226 - 766 = -540
-540 ÷ 766 = -0.7049608355091384
-0.7049608355091384 x 100 = -70.5%