-19.32% is the change from 947 to 764
Calculation steps:
[( 764 - 947 ) ÷ 947] x 100 = -19.32%
Formula
Percentage change = [(764 - 947) / 947] x 100
Subtract the new number by the original number
764 - 947 = -183
-183 ÷ 947 = -0.1932418162618796
-0.1932418162618796 x 100 = -19.32%