-76.21% is the change from 929 to 221
Calculation steps:
[( 221 - 929 ) ÷ 929] x 100 = -76.21%
Formula
Percentage change = [(221 - 929) / 929] x 100
Subtract the new number by the original number
221 - 929 = -708
-708 ÷ 929 = -0.7621097954790097
-0.7621097954790097 x 100 = -76.21%