-75.59% is the change from 721 to 176
Calculation steps:
[( 176 - 721 ) ÷ 721] x 100 = -75.59%
Formula
Percentage change = [(176 - 721) / 721] x 100
Subtract the new number by the original number
176 - 721 = -545
-545 ÷ 721 = -0.7558945908460472
-0.7558945908460472 x 100 = -75.59%