-79.43% is the change from 627 to 129
Calculation steps:
[( 129 - 627 ) ÷ 627] x 100 = -79.43%
Formula
Percentage change = [(129 - 627) / 627] x 100
Subtract the new number by the original number
129 - 627 = -498
-498 ÷ 627 = -0.7942583732057417
-0.7942583732057417 x 100 = -79.43%