-76.62% is the change from 710 to 166
Calculation steps:
[( 166 - 710 ) ÷ 710] x 100 = -76.62%
Formula
Percentage change = [(166 - 710) / 710] x 100
Subtract the new number by the original number
166 - 710 = -544
-544 ÷ 710 = -0.7661971830985915
-0.7661971830985915 x 100 = -76.62%