-79.92% is the change from 767 to 154
Calculation steps:
[( 154 - 767 ) ÷ 767] x 100 = -79.92%
Formula
Percentage change = [(154 - 767) / 767] x 100
Subtract the new number by the original number
154 - 767 = -613
-613 ÷ 767 = -0.7992177314211213
-0.7992177314211213 x 100 = -79.92%