-69.84% is the change from 567 to 171
Calculation steps:
[( 171 - 567 ) ÷ 567] x 100 = -69.84%
Formula
Percentage change = [(171 - 567) / 567] x 100
Subtract the new number by the original number
171 - 567 = -396
-396 ÷ 567 = -0.6984126984126984
-0.6984126984126984 x 100 = -69.84%