-76.42% is the change from 704 to 166
Calculation steps:
[( 166 - 704 ) ÷ 704] x 100 = -76.42%
Formula
Percentage change = [(166 - 704) / 704] x 100
Subtract the new number by the original number
166 - 704 = -538
-538 ÷ 704 = -0.7642045454545454
-0.7642045454545454 x 100 = -76.42%