-71% is the change from 669 to 194
Calculation steps:
[( 194 - 669 ) ÷ 669] x 100 = -71%
Formula
Percentage change = [(194 - 669) / 669] x 100
Subtract the new number by the original number
194 - 669 = -475
-475 ÷ 669 = -0.7100149476831091
-0.7100149476831091 x 100 = -71%